702078402 has 16 divisors (see below), whose sum is σ = 1427176512. Its totient is φ = 230189520.

The previous prime is 702078397. The next prime is 702078407. The reversal of 702078402 is 204870207.

It is an interprime number because it is at equal distance from previous prime (702078397) and next prime (702078407).

It is a self number, because there is not a number n which added to its sum of digits gives 702078402.

It is not an unprimeable number, because it can be changed into a prime (702078407) 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, 958758 + ... + 959489.

It is an arithmetic number, because the mean of its divisors is an integer number (89198532).

Almost surely, 2^702078402 is an apocalyptic number.

702078402 is an abundant number, since it is smaller than the sum of its proper divisors (725098110).

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

702078402 is a wasteful number, since it uses less digits than its factorization.

702078402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918313.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 702078402 is about 26496.7621040760. The cubic root of 702078402 is about 888.7819055607.

The spelling of 702078402 in words is "seven hundred two million, seventy-eight thousand, four hundred two".