76734430 has 32 divisors (see below), whose sum is σ = 148451616. Its totient is φ = 28452864.

The previous prime is 76734421. The next prime is 76734431. The reversal of 76734430 is 3443767.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76734431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8022 + ... + 14758.

It is an arithmetic number, because the mean of its divisors is an integer number (4639113).

Almost surely, 2^76734430 is an apocalyptic number.

76734430 is a deficient number, since it is larger than the sum of its proper divisors (71717186).

76734430 is a wasteful number, since it uses less digits than its factorization.

76734430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 76734430 is about 8759.8190620583. The cubic root of 76734430 is about 424.9424235728.

The spelling of 76734430 in words is "seventy-six million, seven hundred thirty-four thousand, four hundred thirty".