76540612 has 24 divisors (see below), whose sum is σ = 138656000. Its totient is φ = 36931680.

The previous prime is 76540603. The next prime is 76540621. The reversal of 76540612 is 21604567.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (76540603) and next prime (76540621).

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 61258 + ... + 62494.

Almost surely, 2^76540612 is an apocalyptic number.

It is an amenable number.

76540612 is a deficient number, since it is larger than the sum of its proper divisors (62115388).

76540612 is a wasteful number, since it uses less digits than its factorization.

76540612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771 (or 1769 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 76540612 is about 8748.7491677382. The cubic root of 76540612 is about 424.5843447122.

The spelling of 76540612 in words is "seventy-six million, five hundred forty thousand, six hundred twelve".