1457752422 has 32 divisors (see below), whose sum is σ = 3333514752. Its totient is φ = 416312064.

The previous prime is 1457752421. The next prime is 1457752453. The reversal of 1457752422 is 2242577541.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457752421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105063 + ... + 118125.

It is an arithmetic number, because the mean of its divisors is an integer number (104172336).

Almost surely, 2^1457752422 is an apocalyptic number.

1457752422 is an abundant number, since it is smaller than the sum of its proper divisors (1875762330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1457752422 is a wasteful number, since it uses less digits than its factorization.

1457752422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15732.

The product of its digits is 156800, while the sum is 39.

The square root of 1457752422 is about 38180.5241189798. The cubic root of 1457752422 is about 1133.8647584051.

The spelling of 1457752422 in words is "one billion, four hundred fifty-seven million, seven hundred fifty-two thousand, four hundred twenty-two".