7161942 has 16 divisors (see below), whose sum is σ = 14711472. Its totient is φ = 2322720.

The previous prime is 7161937. The next prime is 7161971. The reversal of 7161942 is 2491617.

It is a happy number.

It is a super-2 number, since 2×7161942² = 102586826422728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15909 + ... + 16352.

It is an arithmetic number, because the mean of its divisors is an integer number (919467).

Almost surely, 2^7161942 is an apocalyptic number.

7161942 is an abundant number, since it is smaller than the sum of its proper divisors (7549530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7161942 is a wasteful number, since it uses less digits than its factorization.

7161942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32303.

The product of its digits is 3024, while the sum is 30.

The square root of 7161942 is about 2676.1804871869. The cubic root of 7161942 is about 192.7570479607.

The spelling of 7161942 in words is "seven million, one hundred sixty-one thousand, nine hundred forty-two".