1400014888 has 8 divisors (see below), whose sum is σ = 2625027930. Its totient is φ = 700007440.

The previous prime is 1400014879. The next prime is 1400014921. The reversal of 1400014888 is 8884100041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1158585444 + 241429444 = 34038^2 + 15538^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87500923 + ... + 87500938.

Almost surely, 2^1400014888 is an apocalyptic number.

It is an amenable number.

1400014888 is a deficient number, since it is larger than the sum of its proper divisors (1225013042).

1400014888 is a wasteful number, since it uses less digits than its factorization.

1400014888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175001867 (or 175001863 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 34.

The square root of 1400014888 is about 37416.7728164790. The cubic root of 1400014888 is about 1118.6929075533.

The spelling of 1400014888 in words is "one billion, four hundred million, fourteen thousand, eight hundred eighty-eight".