2261237998 has 8 divisors (see below), whose sum is σ = 3392196192. Its totient is φ = 1130505936.

The previous prime is 2261237977. The next prime is 2261238011. The reversal of 2261237998 is 8997321622.

2261237998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2261237998² = 10226394567198096008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28815 + ... + 73162.

It is an arithmetic number, because the mean of its divisors is an integer number (424024524).

Almost surely, 2^2261237998 is an apocalyptic number.

2261237998 is a deficient number, since it is larger than the sum of its proper divisors (1130958194).

2261237998 is a wasteful number, since it uses less digits than its factorization.

2261237998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113066.

The product of its digits is 653184, while the sum is 49.

The square root of 2261237998 is about 47552.4762551857. The cubic root of 2261237998 is about 1312.5486962190.

The spelling of 2261237998 in words is "two billion, two hundred sixty-one million, two hundred thirty-seven thousand, nine hundred ninety-eight".