1402472542 has 16 divisors (see below), whose sum is σ = 2136577680. Its totient is φ = 690294528.

The previous prime is 1402472503. The next prime is 1402472551. The reversal of 1402472542 is 2452742041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267684 + ... + 272872.

It is an arithmetic number, because the mean of its divisors is an integer number (133536105).

Almost surely, 2^1402472542 is an apocalyptic number.

1402472542 is a deficient number, since it is larger than the sum of its proper divisors (734105138).

1402472542 is a wasteful number, since it uses less digits than its factorization.

1402472542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7275.

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 1402472542 is about 37449.6000245664. The cubic root of 1402472542 is about 1119.3471274722.

The spelling of 1402472542 in words is "one billion, four hundred two million, four hundred seventy-two thousand, five hundred forty-two".