2245238724 has 48 divisors (see below), whose sum is σ = 5269957056. Its totient is φ = 743990400.

The previous prime is 2245238659. The next prime is 2245238729. The reversal of 2245238724 is 4278325422.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2245238729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2057419 + ... + 2058509.

It is an arithmetic number, because the mean of its divisors is an integer number (109790772).

Almost surely, 2^2245238724 is an apocalyptic number.

It is an amenable number.

2245238724 is an abundant number, since it is smaller than the sum of its proper divisors (3024718332).

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

2245238724 is a wasteful number, since it uses less digits than its factorization.

2245238724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956 (or 1954 counting only the distinct ones).

The product of its digits is 215040, while the sum is 39.

The square root of 2245238724 is about 47383.9500675070. The cubic root of 2245238724 is about 1309.4457426470.

The spelling of 2245238724 in words is "two billion, two hundred forty-five million, two hundred thirty-eight thousand, seven hundred twenty-four".