1402007542 has 32 divisors (see below), whose sum is σ = 2294357184. Its totient is φ = 638668800.

The previous prime is 1402007539. The next prime is 1402007557. The reversal of 1402007542 is 2457002041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590942 + ... + 1591822.

It is an arithmetic number, because the mean of its divisors is an integer number (71698662).

Almost surely, 2^1402007542 is an apocalyptic number.

1402007542 is a deficient number, since it is larger than the sum of its proper divisors (892349642).

1402007542 is a wasteful number, since it uses less digits than its factorization.

1402007542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 1402007542 is about 37443.3911658653. The cubic root of 1402007542 is about 1119.2234045628.

Adding to 1402007542 its reverse (2457002041), we get a palindrome (3859009583).

The spelling of 1402007542 in words is "one billion, four hundred two million, seven thousand, five hundred forty-two".