481743257 has 8 divisors (see below), whose sum is σ = 507571584. Its totient is φ = 456321888.

The previous prime is 481743253. The next prime is 481743277. The reversal of 481743257 is 752347184.

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

It is a cyclic number.

It is not a de Polignac number, because 481743257 - 2² = 481743253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481743253) 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, 99308 + ... + 104045.

It is an arithmetic number, because the mean of its divisors is an integer number (63446448).

Almost surely, 2^481743257 is an apocalyptic number.

It is an amenable number.

481743257 is a deficient number, since it is larger than the sum of its proper divisors (25828327).

481743257 is a wasteful number, since it uses less digits than its factorization.

481743257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203479.

The product of its digits is 188160, while the sum is 41.

The square root of 481743257 is about 21948.6504596524. The cubic root of 481743257 is about 783.9202470111.

The spelling of 481743257 in words is "four hundred eighty-one million, seven hundred forty-three thousand, two hundred fifty-seven".