722057043 has 8 divisors (see below), whose sum is σ = 964059088. Its totient is φ = 480713184.

The previous prime is 722057023. The next prime is 722057047. The reversal of 722057043 is 340750227.

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

It is not a de Polignac number, because 722057043 - 2⁸ = 722056787 is a prime.

It is a super-3 number, since 3×722057043³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 722057043.

It is not an unprimeable number, because it can be changed into a prime (722057047) 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, 161980 + ... + 166377.

It is an arithmetic number, because the mean of its divisors is an integer number (120507386).

Almost surely, 2^722057043 is an apocalyptic number.

722057043 is a deficient number, since it is larger than the sum of its proper divisors (242002045).

722057043 is a wasteful number, since it uses less digits than its factorization.

722057043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329093.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 722057043 is about 26871.1191244429. The cubic root of 722057043 is about 897.1336971938.

The spelling of 722057043 in words is "seven hundred twenty-two million, fifty-seven thousand, forty-three".