1402022405 has 16 divisors (see below), whose sum is σ = 1932543360. Its totient is φ = 956501952.

The previous prime is 1402022393. The next prime is 1402022423. The reversal of 1402022405 is 5042202041.

It is a happy number.

It is not a de Polignac number, because 1402022405 - 2⁶ = 1402022341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94775 + ... + 108564.

It is an arithmetic number, because the mean of its divisors is an integer number (120783960).

Almost surely, 2^1402022405 is an apocalyptic number.

It is an amenable number.

1402022405 is a deficient number, since it is larger than the sum of its proper divisors (530520955).

1402022405 is a wasteful number, since it uses less digits than its factorization.

1402022405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203548.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 1402022405 is about 37443.5896382812. The cubic root of 1402022405 is about 1119.2273595959.

Adding to 1402022405 its reverse (5042202041), we get a palindrome (6444224446).

The spelling of 1402022405 in words is "one billion, four hundred two million, twenty-two thousand, four hundred five".