152574473 has 4 divisors (see below), whose sum is σ = 161549460. Its totient is φ = 143599488.

The previous prime is 152574463. The next prime is 152574491. The reversal of 152574473 is 374475251.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67436944 + 85137529 = 8212^2 + 9227^2 .

It is a cyclic number.

It is not a de Polignac number, because 152574473 - 2⁸ = 152574217 is a prime.

It is a super-2 number, since 2×152574473² = 46557939622455458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152574463) 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, 4487468 + ... + 4487501.

It is an arithmetic number, because the mean of its divisors is an integer number (40387365).

Almost surely, 2^152574473 is an apocalyptic number.

It is an amenable number.

152574473 is a deficient number, since it is larger than the sum of its proper divisors (8974987).

152574473 is an equidigital number, since it uses as much as digits as its factorization.

152574473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8974986.

The product of its digits is 117600, while the sum is 38.

The square root of 152574473 is about 12352.1039908187. The cubic root of 152574473 is about 534.3518198989.

The spelling of 152574473 in words is "one hundred fifty-two million, five hundred seventy-four thousand, four hundred seventy-three".