1402210144 has 12 divisors (see below), whose sum is σ = 2760601284. Its totient is φ = 701105056.

The previous prime is 1402210129. The next prime is 1402210151. The reversal of 1402210144 is 4410122041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21909502 + ... + 21909565.

It is an arithmetic number, because the mean of its divisors is an integer number (230050107).

Almost surely, 2^1402210144 is an apocalyptic number.

It is an amenable number.

1402210144 is a deficient number, since it is larger than the sum of its proper divisors (1358391140).

1402210144 is an equidigital number, since it uses as much as digits as its factorization.

1402210144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43819077 (or 43819069 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1402210144 is about 37446.0965121867. The cubic root of 1402210144 is about 1119.2773143960.

Adding to 1402210144 its reverse (4410122041), we get a palindrome (5812332185).

The spelling of 1402210144 in words is "one billion, four hundred two million, two hundred ten thousand, one hundred forty-four".