2458220556 has 24 divisors (see below), whose sum is σ = 6257289024. Its totient is φ = 744915280.

The previous prime is 2458220521. The next prime is 2458220561. The reversal of 2458220556 is 6550228542.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9311310 + ... + 9311573.

It is an arithmetic number, because the mean of its divisors is an integer number (260720376).

Almost surely, 2^2458220556 is an apocalyptic number.

It is an amenable number.

2458220556 is an abundant number, since it is smaller than the sum of its proper divisors (3799068468).

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

2458220556 is a wasteful number, since it uses less digits than its factorization.

2458220556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18622901 (or 18622899 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The square root of 2458220556 is about 49580.4452985247. The cubic root of 2458220556 is about 1349.6058393860.

The spelling of 2458220556 in words is "two billion, four hundred fifty-eight million, two hundred twenty thousand, five hundred fifty-six".