53444494 has 8 divisors (see below), whose sum is σ = 80290008. Its totient is φ = 26681160.

The previous prime is 53444483. The next prime is 53444497. The reversal of 53444494 is 49444435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53444497) 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, 18892 + ... + 21535.

It is an arithmetic number, because the mean of its divisors is an integer number (10036251).

Almost surely, 2^53444494 is an apocalyptic number.

53444494 is a deficient number, since it is larger than the sum of its proper divisors (26845514).

53444494 is a wasteful number, since it uses less digits than its factorization.

53444494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41090.

The product of its digits is 138240, while the sum is 37.

The square root of 53444494 is about 7310.5741224612. The cubic root of 53444494 is about 376.6757455544.

The spelling of 53444494 in words is "fifty-three million, four hundred forty-four thousand, four hundred ninety-four".