1662876252 has 36 divisors (see below), whose sum is σ = 4208353240. Its totient is φ = 553636512.

The previous prime is 1662876223. The next prime is 1662876277. The reversal of 1662876252 is 2526782661.

1662876252 is a `hidden beast` number, since 16 + 6 + 2 + 8 + 7 + 625 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 1662876198 and 1662876207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4038 + ... + 57810.

Almost surely, 2^1662876252 is an apocalyptic number.

1662876252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1662876252 is an abundant number, since it is smaller than the sum of its proper divisors (2545476988).

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

1662876252 is a wasteful number, since it uses less digits than its factorization.

1662876252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54642 (or 54637 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 1662876252 is about 40778.3797127841. The cubic root of 1662876252 is about 1184.7316125612.

The spelling of 1662876252 in words is "one billion, six hundred sixty-two million, eight hundred seventy-six thousand, two hundred fifty-two".