723835490 has 16 divisors (see below), whose sum is σ = 1489033152. Its totient is φ = 248172144.

The previous prime is 723835451. The next prime is 723835501. The reversal of 723835490 is 94538327.

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, 5170184 + ... + 5170323.

It is an arithmetic number, because the mean of its divisors is an integer number (93064572).

Almost surely, 2^723835490 is an apocalyptic number.

723835490 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

723835490 is an abundant number, since it is smaller than the sum of its proper divisors (765197662).

723835490 is a wasteful number, since it uses less digits than its factorization.

723835490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10340521.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 723835490 is about 26904.1909374729. The cubic root of 723835490 is about 897.8696485579.

The spelling of 723835490 in words is "seven hundred twenty-three million, eight hundred thirty-five thousand, four hundred ninety".