722472375 has 32 divisors (see below), whose sum is σ = 1272922560. Its totient is φ = 362649600.

The previous prime is 722472371. The next prime is 722472379. The reversal of 722472375 is 573274227.

It is an interprime number because it is at equal distance from previous prime (722472371) and next prime (722472379).

It is not a de Polignac number, because 722472375 - 2² = 722472371 is a prime.

It is a super-3 number, since 3×722472375³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722472371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50290 + ... + 63039.

It is an arithmetic number, because the mean of its divisors is an integer number (39778830).

Almost surely, 2^722472375 is an apocalyptic number.

722472375 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

722472375 is a deficient number, since it is larger than the sum of its proper divisors (550450185).

722472375 is a wasteful number, since it uses less digits than its factorization.

722472375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113364 (or 113354 counting only the distinct ones).

The product of its digits is 164640, while the sum is 39.

The square root of 722472375 is about 26878.8462363994. The cubic root of 722472375 is about 897.3056766410.

The spelling of 722472375 in words is "seven hundred twenty-two million, four hundred seventy-two thousand, three hundred seventy-five".