1416663252 has 36 divisors (see below), whose sum is σ = 3677797396. Its totient is φ = 459457920.

The previous prime is 1416663247. The next prime is 1416663263. The reversal of 1416663252 is 2523666141.

It can be written as a sum of positive squares in 2 ways, for example, as 934158096 + 482505156 = 30564^2 + 21966^2 .

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

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530449 + ... + 533112.

Almost surely, 2^1416663252 is an apocalyptic number.

1416663252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1416663252 is an abundant number, since it is smaller than the sum of its proper divisors (2261134144).

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

1416663252 is a wasteful number, since it uses less digits than its factorization.

1416663252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063608 (or 1063603 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 1416663252 is about 37638.5872742323. The cubic root of 1416663252 is about 1123.1097811025.

The spelling of 1416663252 in words is "one billion, four hundred sixteen million, six hundred sixty-three thousand, two hundred fifty-two".