84942590 has 16 divisors (see below), whose sum is σ = 153239472. Its totient is φ = 33900864.

The previous prime is 84942577. The next prime is 84942601. The reversal of 84942590 is 9524948.

It is a congruent number.

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, 4724 + ... + 13863.

It is an arithmetic number, because the mean of its divisors is an integer number (9577467).

Almost surely, 2^84942590 is an apocalyptic number.

84942590 is a deficient number, since it is larger than the sum of its proper divisors (68296882).

84942590 is a wasteful number, since it uses less digits than its factorization.

84942590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19051.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 84942590 is about 9216.4304369967. The cubic root of 84942590 is about 439.5839559051.

The spelling of 84942590 in words is "eighty-four million, nine hundred forty-two thousand, five hundred ninety".