7402422 has 16 divisors (see below), whose sum is σ = 14856192. Its totient is φ = 2458920.

The previous prime is 7402403. The next prime is 7402433. The reversal of 7402422 is 2242047.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118 + ... + 3849.

It is an arithmetic number, because the mean of its divisors is an integer number (928512).

Almost surely, 2^7402422 is an apocalyptic number.

7402422 is an abundant number, since it is smaller than the sum of its proper divisors (7453770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7402422 is a wasteful number, since it uses less digits than its factorization.

7402422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283.

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 7402422 is about 2720.7392377808. The cubic root of 7402422 is about 194.8907738071.

Adding to 7402422 its reverse (2242047), we get a palindrome (9644469).

The spelling of 7402422 in words is "seven million, four hundred two thousand, four hundred twenty-two".