2257006436 has 6 divisors (see below), whose sum is σ = 3949761270. Its totient is φ = 1128503216.

The previous prime is 2257006373. The next prime is 2257006463. The reversal of 2257006436 is 6346007522.

It can be written as a sum of positive squares in only one way, i.e., 1673300836 + 583705600 = 40906^2 + 24160^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2257006396 and 2257006405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282125801 + ... + 282125808.

It is an arithmetic number, because the mean of its divisors is an integer number (658293545).

Almost surely, 2^2257006436 is an apocalyptic number.

It is an amenable number.

2257006436 is a deficient number, since it is larger than the sum of its proper divisors (1692754834).

2257006436 is a wasteful number, since it uses less digits than its factorization.

2257006436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564251613 (or 564251611 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 2257006436 is about 47507.9618169418. The cubic root of 2257006436 is about 1311.7294400759.

The spelling of 2257006436 in words is "two billion, two hundred fifty-seven million, six thousand, four hundred thirty-six".