722561414 has 8 divisors (see below), whose sum is σ = 1090746048. Its totient is φ = 358979400.

The previous prime is 722561407. The next prime is 722561447. The reversal of 722561414 is 414165227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1150262 + ... + 1150889.

It is an arithmetic number, because the mean of its divisors is an integer number (136343256).

Almost surely, 2^722561414 is an apocalyptic number.

722561414 is a deficient number, since it is larger than the sum of its proper divisors (368184634).

722561414 is a wasteful number, since it uses less digits than its factorization.

722561414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301310.

The product of its digits is 13440, while the sum is 32.

The square root of 722561414 is about 26880.5024878628. The cubic root of 722561414 is about 897.3425370668.

The spelling of 722561414 in words is "seven hundred twenty-two million, five hundred sixty-one thousand, four hundred fourteen".