1402430442 has 16 divisors (see below), whose sum is σ = 3205555392. Its totient is φ = 400694400.

The previous prime is 1402430431. The next prime is 1402430467. The reversal of 1402430442 is 2440342041.

It is a happy number.

It is a super-2 number, since 2×1402430442² = 3933622289296630728, which contains 22 as substring.

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, 16695559 + ... + 16695642.

It is an arithmetic number, because the mean of its divisors is an integer number (200347212).

Almost surely, 2^1402430442 is an apocalyptic number.

1402430442 is an abundant number, since it is smaller than the sum of its proper divisors (1803124950).

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

1402430442 is a wasteful number, since it uses less digits than its factorization.

1402430442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33391213.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1402430442 is about 37449.0379315677. The cubic root of 1402430442 is about 1119.3359270187.

Adding to 1402430442 its reverse (2440342041), we get a palindrome (3842772483).

The spelling of 1402430442 in words is "one billion, four hundred two million, four hundred thirty thousand, four hundred forty-two".