73441257 has 8 divisors (see below), whose sum is σ = 98820480. Its totient is φ = 48511440.

The previous prime is 73441243. The next prime is 73441273. The reversal of 73441257 is 75214437.

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

It is not a de Polignac number, because 73441257 - 2²⁶ = 6332393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73441217) 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, 111969 + ... + 112622.

It is an arithmetic number, because the mean of its divisors is an integer number (12352560).

Almost surely, 2^73441257 is an apocalyptic number.

It is an amenable number.

73441257 is a deficient number, since it is larger than the sum of its proper divisors (25379223).

73441257 is a wasteful number, since it uses less digits than its factorization.

73441257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224703.

The product of its digits is 23520, while the sum is 33.

The square root of 73441257 is about 8569.7874536070. The cubic root of 73441257 is about 418.7743120361.

It can be divided in two parts, 73 and 441257, that added together give a triangular number (441330 = T₉₃₉).

The spelling of 73441257 in words is "seventy-three million, four hundred forty-one thousand, two hundred fifty-seven".