7137742 has 8 divisors (see below), whose sum is σ = 10955736. Its totient is φ = 3485832.

The previous prime is 7137737. The next prime is 7137743. The reversal of 7137742 is 2477317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7137743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41413 + ... + 41584.

It is an arithmetic number, because the mean of its divisors is an integer number (1369467).

Almost surely, 2^7137742 is an apocalyptic number.

7137742 is a deficient number, since it is larger than the sum of its proper divisors (3817994).

7137742 is a wasteful number, since it uses less digits than its factorization.

7137742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83042.

The product of its digits is 8232, while the sum is 31.

The square root of 7137742 is about 2671.6552921363. The cubic root of 7137742 is about 192.5396960920.

The spelling of 7137742 in words is "seven million, one hundred thirty-seven thousand, seven hundred forty-two".