7957634 has 4 divisors (see below), whose sum is σ = 11936454. Its totient is φ = 3978816.

The previous prime is 7957619. The next prime is 7957667. The reversal of 7957634 is 4367597.

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., 5508409 + 2449225 = 2347^2 + 1565^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7957591 and 7957600.

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 as a sum of consecutive naturals, namely, 1989407 + ... + 1989410.

Almost surely, 2^7957634 is an apocalyptic number.

7957634 is a deficient number, since it is larger than the sum of its proper divisors (3978820).

7957634 is a wasteful number, since it uses less digits than its factorization.

7957634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978819.

The product of its digits is 158760, while the sum is 41.

The square root of 7957634 is about 2820.9278615378. The cubic root of 7957634 is about 199.6463249384.

The spelling of 7957634 in words is "seven million, nine hundred fifty-seven thousand, six hundred thirty-four".