2257443762 has 16 divisors (see below), whose sum is σ = 5159871552. Its totient is φ = 644983920.

The previous prime is 2257443733. The next prime is 2257443763. The reversal of 2257443762 is 2673447522.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 53748661 = 2257443762 / (2 + 2 + 5 + 7 + 4 + 4 + 3 + 7 + 6 + 2).

It is not an unprimeable number, because it can be changed into a prime (2257443763) 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 7 ways as a sum of consecutive naturals, for example, 26874289 + ... + 26874372.

It is an arithmetic number, because the mean of its divisors is an integer number (322491972).

Almost surely, 2^2257443762 is an apocalyptic number.

2257443762 is an abundant number, since it is smaller than the sum of its proper divisors (2902427790).

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

2257443762 is a wasteful number, since it uses less digits than its factorization.

2257443762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53748673.

The product of its digits is 564480, while the sum is 42.

The square root of 2257443762 is about 47512.5642541002. The cubic root of 2257443762 is about 1311.8141564703.

The spelling of 2257443762 in words is "two billion, two hundred fifty-seven million, four hundred forty-three thousand, seven hundred sixty-two".