1396400 has 30 divisors (see below), whose sum is σ = 3355812. Its totient is φ = 558400.

The previous prime is 1396393. The next prime is 1396411. The reversal of 1396400 is 46931.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1346 + ... + 2145.

2^1396400 is an apocalyptic number.

1396400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1396400 is an abundant number, since it is smaller than the sum of its proper divisors (1959412).

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

1396400 is a wasteful number, since it uses less digits than its factorization.

1396400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3509 (or 3498 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1396400 is about 1181.6936997378. The cubic root of 1396400 is about 111.7729242775.

The spelling of 1396400 in words is "one million, three hundred ninety-six thousand, four hundred".