7879953 has 8 divisors (see below), whose sum is σ = 10523968. Its totient is φ = 5244624.

The previous prime is 7879931. The next prime is 7879979. The reversal of 7879953 is 3599787.

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

It is not a de Polignac number, because 7879953 - 2¹³ = 7871761 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7879153) 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 7 ways as a sum of consecutive naturals, for example, 375 + ... + 3987.

It is an arithmetic number, because the mean of its divisors is an integer number (1315496).

Almost surely, 2^7879953 is an apocalyptic number.

It is an amenable number.

7879953 is a deficient number, since it is larger than the sum of its proper divisors (2644015).

7879953 is a wasteful number, since it uses less digits than its factorization.

7879953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4343.

The product of its digits is 476280, while the sum is 48.

The square root of 7879953 is about 2807.1253979828. The cubic root of 7879953 is about 198.9945622783.

The spelling of 7879953 in words is "seven million, eight hundred seventy-nine thousand, nine hundred fifty-three".