2426871690 has 24 divisors (see below), whose sum is σ = 6309866628. Its totient is φ = 647165760.

The previous prime is 2426871679. The next prime is 2426871701. The reversal of 2426871690 is 961786242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2426871679) and next prime (2426871701).

It can be written as a sum of positive squares in 2 ways, for example, as 2411497449 + 15374241 = 49107^2 + 3921^2 .

It is a super-2 number, since 2×2426871690² = 11779412399446912200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13482531 + ... + 13482710.

Almost surely, 2^2426871690 is an apocalyptic number.

2426871690 is an abundant number, since it is smaller than the sum of its proper divisors (3882994938).

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

2426871690 is a wasteful number, since it uses less digits than its factorization.

2426871690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26965254 (or 26965251 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 2426871690 is about 49263.2894760388. The cubic root of 2426871690 is about 1343.8442534500.

The spelling of 2426871690 in words is "two billion, four hundred twenty-six million, eight hundred seventy-one thousand, six hundred ninety".