76851442 has 16 divisors (see below), whose sum is σ = 119028312. Its totient is φ = 37186560.

The previous prime is 76851433. The next prime is 76851457. The reversal of 76851442 is 24415867.

It can be written as a sum of positive squares in 4 ways, for example, as 65755881 + 11095561 = 8109^2 + 3331^2 .

It is a super-2 number, since 2×76851442² = 11812288274958728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11592 + ... + 16972.

Almost surely, 2^76851442 is an apocalyptic number.

76851442 is a deficient number, since it is larger than the sum of its proper divisors (42176870).

76851442 is a wasteful number, since it uses less digits than its factorization.

76851442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5613.

The product of its digits is 53760, while the sum is 37.

The square root of 76851442 is about 8766.4954229156. The cubic root of 76851442 is about 425.1583114949.

The spelling of 76851442 in words is "seventy-six million, eight hundred fifty-one thousand, four hundred forty-two".