90354850 has 12 divisors (see below), whose sum is σ = 168060114. Its totient is φ = 36141920.

The previous prime is 90354829. The next prime is 90354871. The reversal of 90354850 is 5845309.

It is an interprime number because it is at equal distance from previous prime (90354829) and next prime (90354871).

It can be written as a sum of positive squares in 3 ways, for example, as 84695209 + 5659641 = 9203^2 + 2379^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 903499 + ... + 903598.

Almost surely, 2^90354850 is an apocalyptic number.

90354850 is a deficient number, since it is larger than the sum of its proper divisors (77705264).

90354850 is a wasteful number, since it uses less digits than its factorization.

90354850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807109 (or 1807104 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 90354850 is about 9505.5168191951. The cubic root of 90354850 is about 448.7286750522.

It can be divided in two parts, 90354 and 850, that added together give a square (91204 = 302²).

The spelling of 90354850 in words is "ninety million, three hundred fifty-four thousand, eight hundred fifty".