90874598 has 4 divisors (see below), whose sum is σ = 136311900. Its totient is φ = 45437298.

The previous prime is 90874591. The next prime is 90874613. The reversal of 90874598 is 89547809.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90874591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22718648 + ... + 22718651.

It is an arithmetic number, because the mean of its divisors is an integer number (34077975).

Almost surely, 2^90874598 is an apocalyptic number.

90874598 is a deficient number, since it is larger than the sum of its proper divisors (45437302).

90874598 is a wasteful number, since it uses less digits than its factorization.

90874598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45437301.

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 90874598 is about 9532.8168974338. The cubic root of 90874598 is about 449.5874375139.

The spelling of 90874598 in words is "ninety million, eight hundred seventy-four thousand, five hundred ninety-eight".