7039742 has 4 divisors (see below), whose sum is σ = 10559616. Its totient is φ = 3519870.

The previous prime is 7039727. The next prime is 7039763. The reversal of 7039742 is 2479307.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 7039699 and 7039708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1759934 + ... + 1759937.

It is an arithmetic number, because the mean of its divisors is an integer number (2639904).

Almost surely, 2^7039742 is an apocalyptic number.

7039742 is a deficient number, since it is larger than the sum of its proper divisors (3519874).

7039742 is a wasteful number, since it uses less digits than its factorization.

7039742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519873.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 7039742 is about 2653.2512131346. The cubic root of 7039742 is about 191.6544529919.

The spelling of 7039742 in words is "seven million, thirty-nine thousand, seven hundred forty-two".