2253516940 has 24 divisors (see below), whose sum is σ = 5010761952. Its totient is φ = 848382720.

The previous prime is 2253516919. The next prime is 2253516971. The reversal of 2253516940 is 496153522.

It is a self number, because there is not a number n which added to its sum of digits gives 2253516940.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3313656 + ... + 3314335.

It is an arithmetic number, because the mean of its divisors is an integer number (208781748).

Almost surely, 2^2253516940 is an apocalyptic number.

2253516940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2253516940 is an abundant number, since it is smaller than the sum of its proper divisors (2757245012).

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

2253516940 is a wasteful number, since it uses less digits than its factorization.

2253516940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6628017 (or 6628015 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 2253516940 is about 47471.2222298942. Note that the first 5 decimals coincide. The cubic root of 2253516940 is about 1311.0530817040.

The spelling of 2253516940 in words is "two billion, two hundred fifty-three million, five hundred sixteen thousand, nine hundred forty".