457506722 has 4 divisors (see below), whose sum is σ = 686260086. Its totient is φ = 228753360.

The previous prime is 457506701. The next prime is 457506727. The reversal of 457506722 is 227605754.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 279257521 + 178249201 = 16711^2 + 13351^2 .

It is not an unprimeable number, because it can be changed into a prime (457506727) 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 as a sum of consecutive naturals, namely, 114376679 + ... + 114376682.

Almost surely, 2^457506722 is an apocalyptic number.

457506722 is a deficient number, since it is larger than the sum of its proper divisors (228753364).

457506722 is a wasteful number, since it uses less digits than its factorization.

457506722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228753363.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 457506722 is about 21389.4067706423. The cubic root of 457506722 is about 770.5470459029.

The spelling of 457506722 in words is "four hundred fifty-seven million, five hundred six thousand, seven hundred twenty-two".