1402404342 has 32 divisors (see below), whose sum is σ = 2824243200. Its totient is φ = 464238720.

The previous prime is 1402404337. The next prime is 1402404343. The reversal of 1402404342 is 2434042041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402404343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029742 + ... + 1031102.

It is an arithmetic number, because the mean of its divisors is an integer number (88257600).

Almost surely, 2^1402404342 is an apocalyptic number.

1402404342 is an abundant number, since it is smaller than the sum of its proper divisors (1421838858).

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

1402404342 is a wasteful number, since it uses less digits than its factorization.

1402404342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428.

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

The square root of 1402404342 is about 37448.6894563748. The cubic root of 1402404342 is about 1119.3289831570.

Adding to 1402404342 its reverse (2434042041), we get a palindrome (3836446383).

The spelling of 1402404342 in words is "one billion, four hundred two million, four hundred four thousand, three hundred forty-two".