2258797478 has 16 divisors (see below), whose sum is σ = 4040582400. Its totient is φ = 925966536.

The previous prime is 2258797447. The next prime is 2258797493. The reversal of 2258797478 is 8747978522.

It is a congruent number.

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, 3507128 + ... + 3507771.

It is an arithmetic number, because the mean of its divisors is an integer number (252536400).

Almost surely, 2^2258797478 is an apocalyptic number.

2258797478 is a deficient number, since it is larger than the sum of its proper divisors (1781784922).

2258797478 is a wasteful number, since it uses less digits than its factorization.

2258797478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7014931.

The product of its digits is 15805440, while the sum is 59.

The square root of 2258797478 is about 47526.8079929633. The cubic root of 2258797478 is about 1312.0763215783.

The spelling of 2258797478 in words is "two billion, two hundred fifty-eight million, seven hundred ninety-seven thousand, four hundred seventy-eight".