261063422 has 8 divisors (see below), whose sum is σ = 391829400. Its totient is φ = 130453624.

The previous prime is 261063391. The next prime is 261063437. The reversal of 261063422 is 224360162.

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

It is a super-2 number, since 2×261063422² = 136308220612700168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 261063391 and 261063400.

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, 34772 + ... + 41607.

It is an arithmetic number, because the mean of its divisors is an integer number (48978675).

Almost surely, 2^261063422 is an apocalyptic number.

261063422 is a deficient number, since it is larger than the sum of its proper divisors (130765978).

261063422 is a wasteful number, since it uses less digits than its factorization.

261063422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78090.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 261063422 is about 16157.4571637990. The cubic root of 261063422 is about 639.1194123114.

The spelling of 261063422 in words is "two hundred sixty-one million, sixty-three thousand, four hundred twenty-two".