76667442 has 16 divisors (see below), whose sum is σ = 154916832. Its totient is φ = 25292160.

The previous prime is 76667431. The next prime is 76667453. The reversal of 76667442 is 24476667.

It is an interprime number because it is at equal distance from previous prime (76667431) and next prime (76667453).

It is a junction number, because it is equal to n+sod(n) for n = 76667394 and 76667403.

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, 65284 + ... + 66447.

It is an arithmetic number, because the mean of its divisors is an integer number (9682302).

Almost surely, 2^76667442 is an apocalyptic number.

76667442 is an abundant number, since it is smaller than the sum of its proper divisors (78249390).

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

76667442 is a wasteful number, since it uses less digits than its factorization.

76667442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131833.

The product of its digits is 338688, while the sum is 42.

The square root of 76667442 is about 8755.9946322505. The cubic root of 76667442 is about 424.8187314632.

The spelling of 76667442 in words is "seventy-six million, six hundred sixty-seven thousand, four hundred forty-two".