722151403 has 8 divisors (see below), whose sum is σ = 731825600. Its totient is φ = 712490688.

The previous prime is 722151379. The next prime is 722151407. The reversal of 722151403 is 304151227.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722151403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722151407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150343 + ... + 155071.

It is an arithmetic number, because the mean of its divisors is an integer number (91478200).

Almost surely, 2^722151403 is an apocalyptic number.

722151403 is a deficient number, since it is larger than the sum of its proper divisors (9674197).

722151403 is a wasteful number, since it uses less digits than its factorization.

722151403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6741.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 722151403 is about 26872.8748555118. The cubic root of 722151403 is about 897.1727752921.

The spelling of 722151403 in words is "seven hundred twenty-two million, one hundred fifty-one thousand, four hundred three".