3452620251 has 4 divisors (see below), whose sum is σ = 4603493672. Its totient is φ = 2301746832.

The previous prime is 3452620247. The next prime is 3452620271. The reversal of 3452620251 is 1520262543.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3452620251 - 2² = 3452620247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3452620271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575436706 + ... + 575436711.

It is an arithmetic number, because the mean of its divisors is an integer number (1150873418).

Almost surely, 2^3452620251 is an apocalyptic number.

3452620251 is a deficient number, since it is larger than the sum of its proper divisors (1150873421).

3452620251 is a wasteful number, since it uses less digits than its factorization.

3452620251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150873420.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 3452620251 is about 58759.0014465869. The cubic root of 3452620251 is about 1511.4122499489.

Adding to 3452620251 its reverse (1520262543), we get a palindrome (4972882794).

The spelling of 3452620251 in words is "three billion, four hundred fifty-two million, six hundred twenty thousand, two hundred fifty-one".