719117942 has 32 divisors (see below), whose sum is σ = 1122508800. Its totient is φ = 345280320.

The previous prime is 719117899. The next prime is 719117981. The reversal of 719117942 is 249711917.

It is a super-2 number, since 2×719117942² = 1034261229012630728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 719117942.

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 15 ways as a sum of consecutive naturals, for example, 2072213 + ... + 2072559.

It is an arithmetic number, because the mean of its divisors is an integer number (35078400).

Almost surely, 2^719117942 is an apocalyptic number.

719117942 is a deficient number, since it is larger than the sum of its proper divisors (403390858).

719117942 is a wasteful number, since it uses less digits than its factorization.

719117942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716.

The product of its digits is 31752, while the sum is 41.

The square root of 719117942 is about 26816.3745125996. The cubic root of 719117942 is about 895.9147942931.

The spelling of 719117942 in words is "seven hundred nineteen million, one hundred seventeen thousand, nine hundred forty-two".