553374638 has 8 divisors (see below), whose sum is σ = 830208288. Its totient is φ = 276638544.

The previous prime is 553374637. The next prime is 553374671. The reversal of 553374638 is 836473355.

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 (553374631) 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, 8006 + ... + 34217.

It is an arithmetic number, because the mean of its divisors is an integer number (103776036).

Almost surely, 2^553374638 is an apocalyptic number.

553374638 is a deficient number, since it is larger than the sum of its proper divisors (276833650).

553374638 is a wasteful number, since it uses less digits than its factorization.

553374638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48778.

The product of its digits is 907200, while the sum is 44.

The square root of 553374638 is about 23523.9162980997. The cubic root of 553374638 is about 820.9935596884.

The spelling of 553374638 in words is "five hundred fifty-three million, three hundred seventy-four thousand, six hundred thirty-eight".