1402021342 has 8 divisors (see below), whose sum is σ = 2103195600. Its totient is φ = 700956144.

The previous prime is 1402021339. The next prime is 1402021391. The reversal of 1402021342 is 2431202041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24634 + ... + 58402.

It is an arithmetic number, because the mean of its divisors is an integer number (262899450).

Almost surely, 2^1402021342 is an apocalyptic number.

1402021342 is a deficient number, since it is larger than the sum of its proper divisors (701174258).

1402021342 is a wasteful number, since it uses less digits than its factorization.

1402021342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54530.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1402021342 is about 37443.5754435925. The cubic root of 1402021342 is about 1119.2270767333.

Adding to 1402021342 its reverse (2431202041), we get a palindrome (3833223383).

The spelling of 1402021342 in words is "one billion, four hundred two million, twenty-one thousand, three hundred forty-two".