76940787 has 32 divisors (see below), whose sum is σ = 128507904. Its totient is φ = 39780000.

The previous prime is 76940761. The next prime is 76940821. The reversal of 76940787 is 78704967.

It is not a de Polignac number, because 76940787 - 2⁷ = 76940659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76940587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57318 + ... + 58644.

It is an arithmetic number, because the mean of its divisors is an integer number (4015872).

Almost surely, 2^76940787 is an apocalyptic number.

76940787 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

76940787 is a deficient number, since it is larger than the sum of its proper divisors (51567117).

76940787 is a wasteful number, since it uses less digits than its factorization.

76940787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599.

The product of its (nonzero) digits is 592704, while the sum is 48.

The square root of 76940787 is about 8771.5897646892. The cubic root of 76940787 is about 425.3230061209.

The spelling of 76940787 in words is "seventy-six million, nine hundred forty thousand, seven hundred eighty-seven".