452157578 has 8 divisors (see below), whose sum is σ = 692667072. Its totient is φ = 221268556.

The previous prime is 452157577. The next prime is 452157593. The reversal of 452157578 is 875751254.

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

It is not an unprimeable number, because it can be changed into a prime (452157577) 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, 2405000 + ... + 2405187.

It is an arithmetic number, because the mean of its divisors is an integer number (86583384).

Almost surely, 2^452157578 is an apocalyptic number.

452157578 is a deficient number, since it is larger than the sum of its proper divisors (240509494).

452157578 is a wasteful number, since it uses less digits than its factorization.

452157578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4810236.

The product of its digits is 392000, while the sum is 44.

The square root of 452157578 is about 21263.9972253572. The cubic root of 452157578 is about 767.5322005114.

The spelling of 452157578 in words is "four hundred fifty-two million, one hundred fifty-seven thousand, five hundred seventy-eight".