722672151 has 8 divisors (see below), whose sum is σ = 977134464. Its totient is φ = 474995640.

The previous prime is 722672143. The next prime is 722672173. The reversal of 722672151 is 151276227.

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

It is not a de Polignac number, because 722672151 - 2³ = 722672143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722672851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1696201 + ... + 1696626.

It is an arithmetic number, because the mean of its divisors is an integer number (122141808).

Almost surely, 2^722672151 is an apocalyptic number.

722672151 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

722672151 is a deficient number, since it is larger than the sum of its proper divisors (254462313).

722672151 is a wasteful number, since it uses less digits than its factorization.

722672151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3392901.

The product of its digits is 11760, while the sum is 33.

The square root of 722672151 is about 26882.5622104739. The cubic root of 722672151 is about 897.3883758208.

The spelling of 722672151 in words is "seven hundred twenty-two million, six hundred seventy-two thousand, one hundred fifty-one".