90200736 has 48 divisors (see below), whose sum is σ = 263088000. Its totient is φ = 30066624.

The previous prime is 90200729. The next prime is 90200741. The reversal of 90200736 is 63700209.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51336 + ... + 53063.

It is an arithmetic number, because the mean of its divisors is an integer number (5481000).

Almost surely, 2^90200736 is an apocalyptic number.

90200736 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

90200736 is an abundant number, since it is smaller than the sum of its proper divisors (172887264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90200736 is a wasteful number, since it uses less digits than its factorization.

90200736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104418 (or 104404 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 90200736 is about 9497.4068039650. The cubic root of 90200736 is about 448.4734047607.

The spelling of 90200736 in words is "ninety million, two hundred thousand, seven hundred thirty-six".