7078042 has 4 divisors (see below), whose sum is σ = 10617066. Its totient is φ = 3539020.

The previous prime is 7078039. The next prime is 7078073. The reversal of 7078042 is 2408707.

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

It can be written as a sum of positive squares in only one way, i.e., 6095961 + 982081 = 2469^2 + 991^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7078042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1769509 + ... + 1769512.

Almost surely, 2^7078042 is an apocalyptic number.

7078042 is a deficient number, since it is larger than the sum of its proper divisors (3539024).

7078042 is a wasteful number, since it uses less digits than its factorization.

7078042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3539023.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 7078042 is about 2660.4589829576. The cubic root of 7078042 is about 192.0013924957.

The spelling of 7078042 in words is "seven million, seventy-eight thousand, forty-two".