498694390 has 16 divisors (see below), whose sum is σ = 909947808. Its totient is φ = 196744896.

The previous prime is 498694369. The next prime is 498694423. The reversal of 498694390 is 93496894.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340842 + ... + 342301.

It is an arithmetic number, because the mean of its divisors is an integer number (56871738).

Almost surely, 2^498694390 is an apocalyptic number.

498694390 is a deficient number, since it is larger than the sum of its proper divisors (411253418).

498694390 is a wasteful number, since it uses less digits than its factorization.

498694390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683223.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 498694390 is about 22331.4663647509. The cubic root of 498694390 is about 793.0090815674.

The spelling of 498694390 in words is "four hundred ninety-eight million, six hundred ninety-four thousand, three hundred ninety".