2352721951 has 16 divisors (see below), whose sum is σ = 2416236928. Its totient is φ = 2290226400.

The previous prime is 2352721907. The next prime is 2352721981. The reversal of 2352721951 is 1591272532.

It is a happy number.

2352721951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2352721951 - 2⁹ = 2352721439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2352721951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2352721981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2303821 + ... + 2304841.

It is an arithmetic number, because the mean of its divisors is an integer number (151014808).

Almost surely, 2^2352721951 is an apocalyptic number.

2352721951 is a deficient number, since it is larger than the sum of its proper divisors (63514977).

2352721951 is a wasteful number, since it uses less digits than its factorization.

2352721951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462.

The product of its digits is 37800, while the sum is 37.

The square root of 2352721951 is about 48504.8652302014. The cubic root of 2352721951 is about 1330.0160080610.

The spelling of 2352721951 in words is "two billion, three hundred fifty-two million, seven hundred twenty-one thousand, nine hundred fifty-one".