47256461 has 4 divisors (see below), whose sum is σ = 54007392. Its totient is φ = 40505532.

The previous prime is 47256449. The next prime is 47256497. The reversal of 47256461 is 16465274.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47256461 - 2⁶ = 47256397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47256661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3375455 + ... + 3375468.

It is an arithmetic number, because the mean of its divisors is an integer number (13501848).

Almost surely, 2^47256461 is an apocalyptic number.

It is an amenable number.

47256461 is a deficient number, since it is larger than the sum of its proper divisors (6750931).

47256461 is an equidigital number, since it uses as much as digits as its factorization.

47256461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750930.

The product of its digits is 40320, while the sum is 35.

The square root of 47256461 is about 6874.3334949652. Note that the first 3 decimals coincide. The cubic root of 47256461 is about 361.5378171072.

The spelling of 47256461 in words is "forty-seven million, two hundred fifty-six thousand, four hundred sixty-one".