1406700864 has 56 divisors (see below), whose sum is σ = 4135445120. Its totient is φ = 468899712.

The previous prime is 1406700863. The next prime is 1406700881. The reversal of 1406700864 is 4680076041.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406700863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405304 + ... + 408759.

Almost surely, 2^1406700864 is an apocalyptic number.

It is an amenable number.

1406700864 is an abundant number, since it is smaller than the sum of its proper divisors (2728744256).

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

1406700864 is an equidigital number, since it uses as much as digits as its factorization.

1406700864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814084 (or 814068 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 1406700864 is about 37506.0110382323. The cubic root of 1406700864 is about 1120.4709074200.

The spelling of 1406700864 in words is "one billion, four hundred six million, seven hundred thousand, eight hundred sixty-four".