423025546 has 4 divisors (see below), whose sum is σ = 634538322. Its totient is φ = 211512772.

The previous prime is 423025531. The next prime is 423025567. The reversal of 423025546 is 645520324.

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

It can be written as a sum of positive squares in only one way, i.e., 214944921 + 208080625 = 14661^2 + 14425^2 .

It is a super-2 number, since 2×423025546² = 357901225137196232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105756385 + ... + 105756388.

Almost surely, 2^423025546 is an apocalyptic number.

423025546 is a deficient number, since it is larger than the sum of its proper divisors (211512776).

423025546 is a wasteful number, since it uses less digits than its factorization.

423025546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211512775.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 423025546 is about 20567.5848363390. The cubic root of 423025546 is about 750.6811861636.

The spelling of 423025546 in words is "four hundred twenty-three million, twenty-five thousand, five hundred forty-six".