261473596 has 24 divisors (see below), whose sum is σ = 469094976. Its totient is φ = 127467840.

The previous prime is 261473593. The next prime is 261473603. The reversal of 261473596 is 695374162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261473593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49566 + ... + 54586.

It is an arithmetic number, because the mean of its divisors is an integer number (19545624).

Almost surely, 2^261473596 is an apocalyptic number.

It is an amenable number.

261473596 is a deficient number, since it is larger than the sum of its proper divisors (207621380).

261473596 is a wasteful number, since it uses less digits than its factorization.

261473596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5349 (or 5347 counting only the distinct ones).

The product of its digits is 272160, while the sum is 43.

The square root of 261473596 is about 16170.1452065218. The cubic root of 261473596 is about 639.4539580828.

The spelling of 261473596 in words is "two hundred sixty-one million, four hundred seventy-three thousand, five hundred ninety-six".