90494254 has 8 divisors (see below), whose sum is σ = 136732608. Its totient is φ = 44916720.

The previous prime is 90494249. The next prime is 90494279. The reversal of 90494254 is 45249409.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164862 + ... + 165409.

It is an arithmetic number, because the mean of its divisors is an integer number (17091576).

Almost surely, 2^90494254 is an apocalyptic number.

90494254 is a deficient number, since it is larger than the sum of its proper divisors (46238354).

90494254 is a wasteful number, since it uses less digits than its factorization.

90494254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330410.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 90494254 is about 9512.8467873713. The cubic root of 90494254 is about 448.9593301820.

The spelling of 90494254 in words is "ninety million, four hundred ninety-four thousand, two hundred fifty-four".