1396437 has 16 divisors (see below), whose sum is σ = 2202240. Its totient is φ = 770112.

The previous prime is 1396433. The next prime is 1396453. The reversal of 1396437 is 7346931.

It is not a de Polignac number, because 1396437 - 2² = 1396433 is a prime.

1396437 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1396398 and 1396407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396433) 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, 538 + ... + 1755.

It is an arithmetic number, because the mean of its divisors is an integer number (137640).

2^1396437 is an apocalyptic number.

It is an amenable number.

1396437 is a deficient number, since it is larger than the sum of its proper divisors (805803).

1396437 is a wasteful number, since it uses less digits than its factorization.

1396437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332.

The product of its digits is 13608, while the sum is 33.

The square root of 1396437 is about 1181.7093551293. The cubic root of 1396437 is about 111.7739114736.

The spelling of 1396437 in words is "one million, three hundred ninety-six thousand, four hundred thirty-seven".