2351506040 has 32 divisors (see below), whose sum is σ = 5697881280. Its totient is φ = 868248192.

The previous prime is 2351506009. The next prime is 2351506043. The reversal of 2351506040 is 406051532.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2351506043) 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, 2260544 + ... + 2261583.

It is an arithmetic number, because the mean of its divisors is an integer number (178058790).

Almost surely, 2^2351506040 is an apocalyptic number.

2351506040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2351506040 is an abundant number, since it is smaller than the sum of its proper divisors (3346375240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2351506040 is a wasteful number, since it uses less digits than its factorization.

2351506040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4522151 (or 4522147 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2351506040 is about 48492.3297027478. The cubic root of 2351506040 is about 1329.7868465763.

Adding to 2351506040 its reverse (406051532), we get a palindrome (2757557572).

The spelling of 2351506040 in words is "two billion, three hundred fifty-one million, five hundred six thousand, forty".