1400679216 has 60 divisors (see below), whose sum is σ = 4065151272. Its totient is φ = 466891776.

The previous prime is 1400679191. The next prime is 1400679233. The reversal of 1400679216 is 6129760041.

It is a super-2 number, since 2×1400679216² = 3923804532268749312, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176241 + ... + 184016.

Almost surely, 2^1400679216 is an apocalyptic number.

1400679216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1400679216 is an abundant number, since it is smaller than the sum of its proper divisors (2664472056).

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

1400679216 is an equidigital number, since it uses as much as digits as its factorization.

1400679216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360280 (or 360262 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1400679216 is about 37425.6491727264. The cubic root of 1400679216 is about 1118.8698250774.

The spelling of 1400679216 in words is "one billion, four hundred million, six hundred seventy-nine thousand, two hundred sixteen".