1396629 has 32 divisors (see below), whose sum is σ = 2338560. Its totient is φ = 817344.

The previous prime is 1396627. The next prime is 1396657. The reversal of 1396629 is 9266931.

It is not a de Polignac number, because 1396629 - 2¹ = 1396627 is a prime.

1396629 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1396593 and 1396602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7987 + ... + 8159.

It is an arithmetic number, because the mean of its divisors is an integer number (73080).

2^1396629 is an apocalyptic number.

It is an amenable number.

1396629 is a deficient number, since it is larger than the sum of its proper divisors (941931).

1396629 is a wasteful number, since it uses less digits than its factorization.

1396629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 212 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 1396629 is about 1181.7905905870. The cubic root of 1396629 is about 111.7790339406.

It can be divided in two parts, 1396 and 629, that added together give a square (2025 = 45²).

The spelling of 1396629 in words is "one million, three hundred ninety-six thousand, six hundred twenty-nine".