1400466164 has 24 divisors (see below), whose sum is σ = 2493020040. Its totient is φ = 688241664.

The previous prime is 1400466131. The next prime is 1400466167. The reversal of 1400466164 is 4616640041.

It can be written as a sum of positive squares in 4 ways, for example, as 455395600 + 945070564 = 21340^2 + 30742^2 .

It is a super-2 number, since 2×1400466164² = 3922610953017749792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1400466164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400466167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77372 + ... + 93740.

It is an arithmetic number, because the mean of its divisors is an integer number (103875835).

Almost surely, 2^1400466164 is an apocalyptic number.

It is an amenable number.

1400466164 is a deficient number, since it is larger than the sum of its proper divisors (1092553876).

1400466164 is a wasteful number, since it uses less digits than its factorization.

1400466164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16739 (or 16737 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1400466164 is about 37422.8027277488. The cubic root of 1400466164 is about 1118.8130931865.

The spelling of 1400466164 in words is "one billion, four hundred million, four hundred sixty-six thousand, one hundred sixty-four".