1357394 has 8 divisors (see below), whose sum is σ = 2043468. Its totient is φ = 676240.

The previous prime is 1357361. The next prime is 1357423. The reversal of 1357394 is 4937531.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1357225 + 169 = 1165^2 + 13^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 1 + 3⁷ + 5³ + 7⁷ + 3¹² + 9² + 4² .

It is a self number, because there is not a number n which added to its sum of digits gives 1357394.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437 + ... + 1704.

2^1357394 is an apocalyptic number.

1357394 is a deficient number, since it is larger than the sum of its proper divisors (686074).

1357394 is a wasteful number, since it uses less digits than its factorization.

1357394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460.

The product of its digits is 11340, while the sum is 32.

The square root of 1357394 is about 1165.0725299311. The cubic root of 1357394 is about 110.7223534679.

The spelling of 1357394 in words is "one million, three hundred fifty-seven thousand, three hundred ninety-four".