90691376 has 10 divisors (see below), whose sum is σ = 175714572. Its totient is φ = 45345680.

The previous prime is 90691373. The next prime is 90691453. The reversal of 90691376 is 67319609.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (90691373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2834090 + ... + 2834121.

Almost surely, 2^90691376 is an apocalyptic number.

It is an amenable number.

90691376 is a deficient number, since it is larger than the sum of its proper divisors (85023196).

90691376 is a wasteful number, since it uses less digits than its factorization.

90691376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668219 (or 5668213 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 90691376 is about 9523.2019825267. The cubic root of 90691376 is about 449.2850804394.

The spelling of 90691376 in words is "ninety million, six hundred ninety-one thousand, three hundred seventy-six".