1398424802 has 16 divisors (see below), whose sum is σ = 2151878400. Its totient is φ = 681180960.

The previous prime is 1398424751. The next prime is 1398424823. The reversal of 1398424802 is 2084248931.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 1398424802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47099 + ... + 70817.

It is an arithmetic number, because the mean of its divisors is an integer number (134492400).

Almost surely, 2^1398424802 is an apocalyptic number.

1398424802 is a deficient number, since it is larger than the sum of its proper divisors (753453598).

1398424802 is a wasteful number, since it uses less digits than its factorization.

1398424802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24481.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 1398424802 is about 37395.5184748119. The cubic root of 1398424802 is about 1118.2692235363.

The spelling of 1398424802 in words is "one billion, three hundred ninety-eight million, four hundred twenty-four thousand, eight hundred two".