1402402458 has 16 divisors (see below), whose sum is σ = 2873215296. Its totient is φ = 456065760.

The previous prime is 1402402451. The next prime is 1402402487. The reversal of 1402402458 is 8542042041.

It is not an unprimeable number, because it can be changed into a prime (1402402451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2850166 + ... + 2850657.

It is an arithmetic number, because the mean of its divisors is an integer number (179575956).

Almost surely, 2^1402402458 is an apocalyptic number.

1402402458 is an abundant number, since it is smaller than the sum of its proper divisors (1470812838).

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

1402402458 is a wasteful number, since it uses less digits than its factorization.

1402402458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5700869.

The product of its (nonzero) digits is 10240, while the sum is 30.

The square root of 1402402458 is about 37448.6643019481. The cubic root of 1402402458 is about 1119.3284819186.

Adding to 1402402458 its reverse (8542042041), we get a palindrome (9944444499).

The spelling of 1402402458 in words is "one billion, four hundred two million, four hundred two thousand, four hundred fifty-eight".