7402706 has 4 divisors (see below), whose sum is σ = 11104062. Its totient is φ = 3701352.

The previous prime is 7402693. The next prime is 7402709. The reversal of 7402706 is 6072047.

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., 5736025 + 1666681 = 2395^2 + 1291^2 .

It is a super-2 number, since 2×7402706² = 109600112244872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7402709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1850675 + ... + 1850678.

Almost surely, 2^7402706 is an apocalyptic number.

7402706 is a deficient number, since it is larger than the sum of its proper divisors (3701356).

7402706 is a wasteful number, since it uses less digits than its factorization.

7402706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701355.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 7402706 is about 2720.7914289780. The cubic root of 7402706 is about 194.8932661567.

The spelling of 7402706 in words is "seven million, four hundred two thousand, seven hundred six".