2254445402 has 16 divisors (see below), whose sum is σ = 3713529024. Its totient is φ = 1017960000.

The previous prime is 2254445387. The next prime is 2254445411. The reversal of 2254445402 is 2045444522.

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, 335999 + ... + 342642.

It is an arithmetic number, because the mean of its divisors is an integer number (232095564).

Almost surely, 2^2254445402 is an apocalyptic number.

2254445402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2254445402 is a deficient number, since it is larger than the sum of its proper divisors (1459083622).

2254445402 is a wasteful number, since it uses less digits than its factorization.

2254445402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678805.

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 2254445402 is about 47481.0004317516. Note that the first 3 decimals coincide. The cubic root of 2254445402 is about 1311.2331107968.

Adding to 2254445402 its reverse (2045444522), we get a palindrome (4299889924).

The spelling of 2254445402 in words is "two billion, two hundred fifty-four million, four hundred forty-five thousand, four hundred two".