722413407 has 8 divisors (see below), whose sum is σ = 971742384. Its totient is φ = 477346688.

The previous prime is 722413387. The next prime is 722413409. The reversal of 722413407 is 704314227.

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

It is a cyclic number.

It is not a de Polignac number, because 722413407 - 2⁸ = 722413151 is a prime.

It is a super-2 number, since 2×722413407² = 1043762261226695298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722413409) 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, 1065168 + ... + 1065845.

It is an arithmetic number, because the mean of its divisors is an integer number (121467798).

Almost surely, 2^722413407 is an apocalyptic number.

722413407 is a deficient number, since it is larger than the sum of its proper divisors (249328977).

722413407 is a wasteful number, since it uses less digits than its factorization.

722413407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131129.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 722413407 is about 26877.7492919329. The cubic root of 722413407 is about 897.2812633611.

The spelling of 722413407 in words is "seven hundred twenty-two million, four hundred thirteen thousand, four hundred seven".