1402323642 has 48 divisors (see below), whose sum is σ = 3221211240. Its totient is φ = 439382016.

The previous prime is 1402323617. The next prime is 1402323667. The reversal of 1402323642 is 2463232041.

1402323642 is a `hidden beast` number, since 14 + 0 + 2 + 3 + 2 + 3 + 642 = 666.

It is an interprime number because it is at equal distance from previous prime (1402323617) and next prime (1402323667).

It can be written as a sum of positive squares in 4 ways, for example, as 869129361 + 533194281 = 29481^2 + 23091^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281808 + ... + 286740.

Almost surely, 2^1402323642 is an apocalyptic number.

1402323642 is an abundant number, since it is smaller than the sum of its proper divisors (1818887598).

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

1402323642 is a wasteful number, since it uses less digits than its factorization.

1402323642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5887 (or 5884 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 1402323642 is about 37447.6119665861. The cubic root of 1402323642 is about 1119.3075125110.

Adding to 1402323642 its reverse (2463232041), we get a palindrome (3865555683).

The spelling of 1402323642 in words is "one billion, four hundred two million, three hundred twenty-three thousand, six hundred forty-two".