2612023621 has 8 divisors (see below), whose sum is σ = 2684098080. Its totient is φ = 2540027088.

The previous prime is 2612023597. The next prime is 2612023627. The reversal of 2612023621 is 1263202162.

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 2612023621 - 2¹³ = 2612015429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2612023627) 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, 52050 + ... + 89068.

It is an arithmetic number, because the mean of its divisors is an integer number (335512260).

Almost surely, 2^2612023621 is an apocalyptic number.

It is an amenable number.

2612023621 is a deficient number, since it is larger than the sum of its proper divisors (72074459).

2612023621 is a wasteful number, since it uses less digits than its factorization.

2612023621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38963.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2612023621 is about 51107.9604464901. The cubic root of 2612023621 is about 1377.1852627482.

Adding to 2612023621 its reverse (1263202162), we get a palindrome (3875225783).

The spelling of 2612023621 in words is "two billion, six hundred twelve million, twenty-three thousand, six hundred twenty-one".