4157394 has 32 divisors (see below), whose sum is σ = 8707776. Its totient is φ = 1321920.

The previous prime is 4157347. The next prime is 4157399. The reversal of 4157394 is 4937514.

It is not an unprimeable number, because it can be changed into a prime (4157399) 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, 13389 + ... + 13695.

It is an arithmetic number, because the mean of its divisors is an integer number (272118).

Almost surely, 2^4157394 is an apocalyptic number.

4157394 is an abundant number, since it is smaller than the sum of its proper divisors (4550382).

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

4157394 is a wasteful number, since it uses less digits than its factorization.

4157394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410.

The product of its digits is 15120, while the sum is 33.

The square root of 4157394 is about 2038.9688570451. The cubic root of 4157394 is about 160.7954399588.

The spelling of 4157394 in words is "four million, one hundred fifty-seven thousand, three hundred ninety-four".