2494620856 has 32 divisors (see below), whose sum is σ = 5756819040. Its totient is φ = 986882688.

The previous prime is 2494620847. The next prime is 2494620881. The reversal of 2494620856 is 6580264942.

It is a congruent 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, 1712611 + ... + 1714066.

It is an arithmetic number, because the mean of its divisors is an integer number (179900595).

Almost surely, 2^2494620856 is an apocalyptic number.

2494620856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2494620856 is an abundant number, since it is smaller than the sum of its proper divisors (3262198184).

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

2494620856 is a wasteful number, since it uses less digits than its factorization.

2494620856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426703 (or 3426699 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 2494620856 is about 49946.1795936386. The cubic root of 2494620856 is about 1356.2346930932.

The spelling of 2494620856 in words is "two billion, four hundred ninety-four million, six hundred twenty thousand, eight hundred fifty-six".