4722157451 has 8 divisors (see below), whose sum is σ = 5152871424. Its totient is φ = 4291681320.

The previous prime is 4722157421. The next prime is 4722157477. The reversal of 4722157451 is 1547512274.

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 not a de Polignac number, because 4722157451 - 2¹⁸ = 4721895307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4722157421) 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, 16595 + ... + 98588.

It is an arithmetic number, because the mean of its divisors is an integer number (644108928).

Almost surely, 2^4722157451 is an apocalyptic number.

4722157451 is a deficient number, since it is larger than the sum of its proper divisors (430713973).

4722157451 is a wasteful number, since it uses less digits than its factorization.

4722157451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118921.

The product of its digits is 78400, while the sum is 38.

The square root of 4722157451 is about 68717.9558121456. The cubic root of 4722157451 is about 1677.6968452887.

The spelling of 4722157451 in words is "four billion, seven hundred twenty-two million, one hundred fifty-seven thousand, four hundred fifty-one".