2219992425 has 36 divisors (see below), whose sum is σ = 4544292480. Its totient is φ = 1014852960.

The previous prime is 2219992421. The next prime is 2219992441. The reversal of 2219992425 is 5242999122.

It is a happy number.

2219992425 is a `hidden beast` number, since 2 + 219 + 9 + 9 + 2 + 425 = 666.

It is not a de Polignac number, because 2219992425 - 2² = 2219992421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2219992421) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 703185 + ... + 706334.

Almost surely, 2^2219992425 is an apocalyptic number.

2219992425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2219992425 is an abundant number, since it is smaller than the sum of its proper divisors (2324300055).

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

2219992425 is a wasteful number, since it uses less digits than its factorization.

2219992425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409542 (or 1409534 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 2219992425 is about 47116.7955722797. The cubic root of 2219992425 is about 1304.5192662733.

The spelling of 2219992425 in words is "two billion, two hundred nineteen million, nine hundred ninety-two thousand, four hundred twenty-five".