90059000 has 32 divisors (see below), whose sum is σ = 210740400. Its totient is φ = 36023200.

The previous prime is 90058939. The next prime is 90059009. The reversal of 90059000 is 95009.

It is a super-2 number, since 2×90059000² = 16221246962000000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90059009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44030 + ... + 46029.

Almost surely, 2^90059000 is an apocalyptic number.

It is an amenable number.

90059000 is an abundant number, since it is smaller than the sum of its proper divisors (120681400).

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

90059000 is a wasteful number, since it uses less digits than its factorization.

90059000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90080 (or 90066 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 23.

The square root of 90059000 is about 9489.9420440801. The cubic root of 90059000 is about 448.2383802573.

The spelling of 90059000 in words is "ninety million, fifty-nine thousand".