53446442 has 16 divisors (see below), whose sum is σ = 91774080. Its totient is φ = 22867728.

The previous prime is 53446433. The next prime is 53446451. The reversal of 53446442 is 24464435.

It is an interprime number because it is at equal distance from previous prime (53446433) and next prime (53446451).

It is a junction number, because it is equal to n+sod(n) for n = 53446399 and 53446408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6659 + ... + 12297.

It is an arithmetic number, because the mean of its divisors is an integer number (5735880).

Almost surely, 2^53446442 is an apocalyptic number.

53446442 is a deficient number, since it is larger than the sum of its proper divisors (38327638).

53446442 is a wasteful number, since it uses less digits than its factorization.

53446442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6325.

The product of its digits is 46080, while the sum is 32.

The square root of 53446442 is about 7310.7073529174. The cubic root of 53446442 is about 376.6803219873.

The spelling of 53446442 in words is "fifty-three million, four hundred forty-six thousand, four hundred forty-two".