2235640825 has 96 divisors (see below), whose sum is σ = 3334286592. Its totient is φ = 1469952000.

The previous prime is 2235640807. The next prime is 2235640831. The reversal of 2235640825 is 5280465322.

It is not a de Polignac number, because 2235640825 - 2⁵ = 2235640793 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9594909 + ... + 9595141.

It is an arithmetic number, because the mean of its divisors is an integer number (34732152).

Almost surely, 2^2235640825 is an apocalyptic number.

2235640825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2235640825 is a deficient number, since it is larger than the sum of its proper divisors (1098645767).

2235640825 is a wasteful number, since it uses less digits than its factorization.

2235640825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 2235640825 is about 47282.5636466552. The cubic root of 2235640825 is about 1307.5772139434.

The spelling of 2235640825 in words is "two billion, two hundred thirty-five million, six hundred forty thousand, eight hundred twenty-five".