2490761217 has 16 divisors (see below), whose sum is σ = 3843491840. Its totient is φ = 1405274832.

The previous prime is 2490761213. The next prime is 2490761257. The reversal of 2490761217 is 7121670942.

It is not a de Polignac number, because 2490761217 - 2² = 2490761213 is a prime.

It is a super-2 number, since 2×2490761217² = 12407782880222642178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2490761213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749023 + ... + 752340.

It is an arithmetic number, because the mean of its divisors is an integer number (240218240).

It is a Proth number, since it is equal to 19003 ⋅ 2¹⁷ + 1 and 19003 < 2¹⁷.

Almost surely, 2^2490761217 is an apocalyptic number.

It is an amenable number.

2490761217 is a deficient number, since it is larger than the sum of its proper divisors (1352730623).

2490761217 is a wasteful number, since it uses less digits than its factorization.

2490761217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501452.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 2490761217 is about 49907.5266568080. The cubic root of 2490761217 is about 1355.5348835752.

The spelling of 2490761217 in words is "two billion, four hundred ninety million, seven hundred sixty-one thousand, two hundred seventeen".