2634652921 has 8 divisors (see below), whose sum is σ = 2749978944. Its totient is φ = 2519391600.

The previous prime is 2634652903. The next prime is 2634652931. The reversal of 2634652921 is 1292564362.

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

It is a cyclic number.

It is not a de Polignac number, because 2634652921 - 2¹³ = 2634644729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2634652931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79035 + ... + 107311.

It is an arithmetic number, because the mean of its divisors is an integer number (343747368).

Almost surely, 2^2634652921 is an apocalyptic number.

It is an amenable number.

2634652921 is a deficient number, since it is larger than the sum of its proper divisors (115326023).

2634652921 is a wasteful number, since it uses less digits than its factorization.

2634652921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32351.

The product of its digits is 155520, while the sum is 40.

The square root of 2634652921 is about 51328.8702486232. The cubic root of 2634652921 is about 1381.1509198983.

The spelling of 2634652921 in words is "two billion, six hundred thirty-four million, six hundred fifty-two thousand, nine hundred twenty-one".