313099990 has 16 divisors (see below), whose sum is σ = 644091552. Its totient is φ = 107348544.

The previous prime is 313099973. The next prime is 313100003. The reversal of 313099990 is 99990313.

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, 2236359 + ... + 2236498.

It is an arithmetic number, because the mean of its divisors is an integer number (40255722).

Almost surely, 2^313099990 is an apocalyptic number.

313099990 is an abundant number, since it is smaller than the sum of its proper divisors (330991562).

313099990 is a wasteful number, since it uses less digits than its factorization.

313099990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472871.

The product of its (nonzero) digits is 59049, while the sum is 43.

The square root of 313099990 is about 17694.6316717811. The cubic root of 313099990 is about 679.0384260779.

The spelling of 313099990 in words is "three hundred thirteen million, ninety-nine thousand, nine hundred ninety".