7039402 has 8 divisors (see below), whose sum is σ = 10923300. Its totient is φ = 3398304.

The previous prime is 7039399. The next prime is 7039429. The reversal of 7039402 is 2049307.

It can be written as a sum of positive squares in 2 ways, for example, as 7017201 + 22201 = 2649^2 + 149^2 .

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60627 + ... + 60742.

Almost surely, 2^7039402 is an apocalyptic number.

7039402 is a deficient number, since it is larger than the sum of its proper divisors (3883898).

7039402 is a wasteful number, since it uses less digits than its factorization.

7039402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121400.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 7039402 is about 2653.1871400261. The cubic root of 7039402 is about 191.6513674829.

The spelling of 7039402 in words is "seven million, thirty-nine thousand, four hundred two".