90404062 has 16 divisors (see below), whose sum is σ = 164095200. Its totient is φ = 36465408.

The previous prime is 90404047. The next prime is 90404063. The reversal of 90404062 is 26040409.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90404063) 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, 189687 + ... + 190162.

It is an arithmetic number, because the mean of its divisors is an integer number (10255950).

Almost surely, 2^90404062 is an apocalyptic number.

90404062 is a deficient number, since it is larger than the sum of its proper divisors (73691138).

90404062 is a wasteful number, since it uses less digits than its factorization.

90404062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379875.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 90404062 is about 9508.1050688347. The cubic root of 90404062 is about 448.8101273395.

The spelling of 90404062 in words is "ninety million, four hundred four thousand, sixty-two".