2248498581 has 32 divisors (see below), whose sum is σ = 3475768320. Its totient is φ = 1266393216.

The previous prime is 2248498537. The next prime is 2248498583. The reversal of 2248498581 is 1858948422.

It is not a de Polignac number, because 2248498581 - 2⁶ = 2248498517 is a prime.

It is a super-2 number, since 2×2248498581² = 10111491737518027122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2248498583) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646810 + ... + 650276.

It is an arithmetic number, because the mean of its divisors is an integer number (108617760).

Almost surely, 2^2248498581 is an apocalyptic number.

2248498581 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2248498581 is a deficient number, since it is larger than the sum of its proper divisors (1227269739).

2248498581 is a wasteful number, since it uses less digits than its factorization.

2248498581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913.

The product of its digits is 1474560, while the sum is 51.

The square root of 2248498581 is about 47418.3359155506. The cubic root of 2248498581 is about 1310.0791632910.

The spelling of 2248498581 in words is "two billion, two hundred forty-eight million, four hundred ninety-eight thousand, five hundred eighty-one".