2520122379 has 8 divisors (see below), whose sum is σ = 3361491600. Its totient is φ = 1679417376.

The previous prime is 2520122287. The next prime is 2520122383. The reversal of 2520122379 is 9732210252.

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

It is not a de Polignac number, because 2520122379 - 2²⁰ = 2519073803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2520122179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157132 + ... + 172425.

It is an arithmetic number, because the mean of its divisors is an integer number (420186450).

Almost surely, 2^2520122379 is an apocalyptic number.

2520122379 is a deficient number, since it is larger than the sum of its proper divisors (841369221).

2520122379 is a wasteful number, since it uses less digits than its factorization.

2520122379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332109.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 2520122379 is about 50200.8205012627. The cubic root of 2520122379 is about 1360.8404513523.

The spelling of 2520122379 in words is "two billion, five hundred twenty million, one hundred twenty-two thousand, three hundred seventy-nine".