1357982 has 8 divisors (see below), whose sum is σ = 2070552. Its totient is φ = 667800.

The previous prime is 1357969. The next prime is 1358009. The reversal of 1357982 is 2897531.

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

It is a super-2 number, since 2×1357982² = 3688230224648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5444 + ... + 5687.

It is an arithmetic number, because the mean of its divisors is an integer number (258819).

2^1357982 is an apocalyptic number.

1357982 is a deficient number, since it is larger than the sum of its proper divisors (712570).

1357982 is a wasteful number, since it uses less digits than its factorization.

1357982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11194.

The product of its digits is 15120, while the sum is 35.

The square root of 1357982 is about 1165.3248474138. The cubic root of 1357982 is about 110.7383388402.

The spelling of 1357982 in words is "one million, three hundred fifty-seven thousand, nine hundred eighty-two".