90269146 has 24 divisors (see below), whose sum is σ = 150194772. Its totient is φ = 40656000.

The previous prime is 90269131. The next prime is 90269173. The reversal of 90269146 is 64196209.

It can be written as a sum of positive squares in 2 ways, for example, as 70812225 + 19456921 = 8415^2 + 4411^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25696 + ... + 28996.

Almost surely, 2^90269146 is an apocalyptic number.

90269146 is a deficient number, since it is larger than the sum of its proper divisors (59925626).

90269146 is a wasteful number, since it uses less digits than its factorization.

90269146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3438 (or 3427 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 90269146 is about 9501.0076307726. The cubic root of 90269146 is about 448.5867531070.

The spelling of 90269146 in words is "ninety million, two hundred sixty-nine thousand, one hundred forty-six".