53745446 has 4 divisors (see below), whose sum is σ = 80618172. Its totient is φ = 26872722.

The previous prime is 53745431. The next prime is 53745473. The reversal of 53745446 is 64454735.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13436360 + ... + 13436363.

It is an arithmetic number, because the mean of its divisors is an integer number (20154543).

Almost surely, 2^53745446 is an apocalyptic number.

53745446 is a deficient number, since it is larger than the sum of its proper divisors (26872726).

53745446 is a wasteful number, since it uses less digits than its factorization.

53745446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26872725.

The product of its digits is 201600, while the sum is 38.

The square root of 53745446 is about 7331.1285625066. The cubic root of 53745446 is about 377.3814571579.

The spelling of 53745446 in words is "fifty-three million, seven hundred forty-five thousand, four hundred forty-six".