657114442 has 16 divisors (see below), whose sum is σ = 992502720. Its totient is φ = 326288512.

The previous prime is 657114431. The next prime is 657114529. The reversal of 657114442 is 244411756.

It is a junction number, because it is equal to n+sod(n) for n = 657114398 and 657114407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183909 + ... + 187447.

It is an arithmetic number, because the mean of its divisors is an integer number (62031420).

Almost surely, 2^657114442 is an apocalyptic number.

657114442 is a deficient number, since it is larger than the sum of its proper divisors (335388278).

657114442 is a wasteful number, since it uses less digits than its factorization.

657114442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157.

The product of its digits is 26880, while the sum is 34.

The square root of 657114442 is about 25634.2435425741. The cubic root of 657114442 is about 869.3880586853.

The spelling of 657114442 in words is "six hundred fifty-seven million, one hundred fourteen thousand, four hundred forty-two".