76247090 has 32 divisors (see below), whose sum is σ = 142534080. Its totient is φ = 29331904.

The previous prime is 76247071. The next prime is 76247099. The reversal of 76247090 is 9074267.

It is a self number, because there is not a number n which added to its sum of digits gives 76247090.

It is not an unprimeable number, because it can be changed into a prime (76247099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135149 + ... + 135711.

It is an arithmetic number, because the mean of its divisors is an integer number (4454190).

Almost surely, 2^76247090 is an apocalyptic number.

76247090 is a deficient number, since it is larger than the sum of its proper divisors (66286990).

76247090 is a wasteful number, since it uses less digits than its factorization.

76247090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 76247090 is about 8731.9579705814. The cubic root of 76247090 is about 424.0409099307.

The spelling of 76247090 in words is "seventy-six million, two hundred forty-seven thousand, ninety".