7651942 has 8 divisors (see below), whose sum is σ = 11596536. Its totient is φ = 3786432.

The previous prime is 7651913. The next prime is 7651949. The reversal of 7651942 is 2491567.

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

It is a junction number, because it is equal to n+sod(n) for n = 7651898 and 7651907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7651949) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 19528 + ... + 19915.

It is an arithmetic number, because the mean of its divisors is an integer number (1449567).

Almost surely, 2^7651942 is an apocalyptic number.

7651942 is a deficient number, since it is larger than the sum of its proper divisors (3944594).

7651942 is a wasteful number, since it uses less digits than its factorization.

7651942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39542.

The product of its digits is 15120, while the sum is 34.

The square root of 7651942 is about 2766.2143807015. The cubic root of 7651942 is about 197.0564054687.

The spelling of 7651942 in words is "seven million, six hundred fifty-one thousand, nine hundred forty-two".