1533662244 has 81 divisors (see below), whose sum is σ = 3978531921. Its totient is φ = 498140640.

The previous prime is 1533662239. The next prime is 1533662269. The reversal of 1533662244 is 4422663351.

The square root of 1533662244 is 39162.

It is a perfect power (a square), and thus also a powerful number.

1533662244 is a `hidden beast` number, since 1 + 53 + 366 + 2 + 244 = 666.

It can be written as a sum of positive squares in only one way, i.e., 49871844 + 1483790400 = 7062^2 + 38520^2 .

It is a super-2 number, since 2×1533662244² = 4704239757342231072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1533662199 and 1533662208.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14333239 + ... + 14333345.

Almost surely, 2^1533662244 is an apocalyptic number.

1533662244 is the 39162-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1533662244

1533662244 is an abundant number, since it is smaller than the sum of its proper divisors (2444869677).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1533662244 is a wasteful number, since it uses less digits than its factorization.

1533662244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346 (or 173 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The cubic root of 1533662244 is about 1153.2140070190.

Multiplying 1533662244 by its sum of digits (36), we get a square (55211840784 = 234972²).

1533662244 divided by its sum of digits (36) gives a square (42601729 = 6527²).

The spelling of 1533662244 in words is "one billion, five hundred thirty-three million, six hundred sixty-two thousand, two hundred forty-four".