76735420 has 12 divisors (see below), whose sum is σ = 161144424. Its totient is φ = 30694160.

The previous prime is 76735411. The next prime is 76735423. The reversal of 76735420 is 2453767.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76735423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1918366 + ... + 1918405.

It is an arithmetic number, because the mean of its divisors is an integer number (13428702).

Almost surely, 2^76735420 is an apocalyptic number.

It is an amenable number.

76735420 is an abundant number, since it is smaller than the sum of its proper divisors (84409004).

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

76735420 is a wasteful number, since it uses less digits than its factorization.

76735420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836780 (or 3836778 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 76735420 is about 8759.8755698925. The cubic root of 76735420 is about 424.9442510497.

The spelling of 76735420 in words is "seventy-six million, seven hundred thirty-five thousand, four hundred twenty".