90244156 has 6 divisors (see below), whose sum is σ = 157927280. Its totient is φ = 45122076.

The previous prime is 90244153. The next prime is 90244159. The reversal of 90244156 is 65144209.

It is an interprime number because it is at equal distance from previous prime (90244153) and next prime (90244159).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90244153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11280516 + ... + 11280523.

Almost surely, 2^90244156 is an apocalyptic number.

It is an amenable number.

90244156 is a deficient number, since it is larger than the sum of its proper divisors (67683124).

90244156 is a wasteful number, since it uses less digits than its factorization.

90244156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22561043 (or 22561041 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 90244156 is about 9499.6924160733. The cubic root of 90244156 is about 448.5453538837.

The spelling of 90244156 in words is "ninety million, two hundred forty-four thousand, one hundred fifty-six".