374242457 has 16 divisors (see below), whose sum is σ = 393050112. Its totient is φ = 355985280.

The previous prime is 374242441. The next prime is 374242493. The reversal of 374242457 is 754242473.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 374242457 - 2⁴ = 374242441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 374242457.

It is not an unprimeable number, because it can be changed into a prime (374242357) 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, 342482 + ... + 343572.

It is an arithmetic number, because the mean of its divisors is an integer number (24565632).

Almost surely, 2^374242457 is an apocalyptic number.

374242457 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

374242457 is a deficient number, since it is larger than the sum of its proper divisors (18807655).

374242457 is a wasteful number, since it uses less digits than its factorization.

374242457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328.

The product of its digits is 188160, while the sum is 38.

The square root of 374242457 is about 19345.3471666962. The cubic root of 374242457 is about 720.6388728888.

The spelling of 374242457 in words is "three hundred seventy-four million, two hundred forty-two thousand, four hundred fifty-seven".