1400192 has 16 divisors (see below), whose sum is σ = 2789700. Its totient is φ = 700032.

The previous prime is 1400173. The next prime is 1400197. The reversal of 1400192 is 2910041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5342 + ... + 5597.

2^1400192 is an apocalyptic number.

It is an amenable number.

1400192 is a deficient number, since it is larger than the sum of its proper divisors (1389508).

1400192 is an equidigital number, since it uses as much as digits as its factorization.

1400192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953 (or 10941 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1400192 is about 1183.2970886468. The cubic root of 1400192 is about 111.8740079810.

The spelling of 1400192 in words is "one million, four hundred thousand, one hundred ninety-two".