52434478 has 4 divisors (see below), whose sum is σ = 78651720. Its totient is φ = 26217238.

The previous prime is 52434467. The next prime is 52434479. The reversal of 52434478 is 87443425.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52434479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13108618 + ... + 13108621.

It is an arithmetic number, because the mean of its divisors is an integer number (19662930).

Almost surely, 2^52434478 is an apocalyptic number.

52434478 is a deficient number, since it is larger than the sum of its proper divisors (26217242).

52434478 is a wasteful number, since it uses less digits than its factorization.

52434478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26217241.

The product of its digits is 107520, while the sum is 37.

The square root of 52434478 is about 7241.1655139211. The cubic root of 52434478 is about 374.2877812118.

The spelling of 52434478 in words is "fifty-two million, four hundred thirty-four thousand, four hundred seventy-eight".