538446454 has 32 divisors (see below), whose sum is σ = 999270720. Its totient is φ = 211894272.

The previous prime is 538446431. The next prime is 538446479. The reversal of 538446454 is 454644835.

It is a self number, because there is not a number n which added to its sum of digits gives 538446454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27462 + ... + 42790.

It is an arithmetic number, because the mean of its divisors is an integer number (31227210).

Almost surely, 2^538446454 is an apocalyptic number.

538446454 is a deficient number, since it is larger than the sum of its proper divisors (460824266).

538446454 is a wasteful number, since it uses less digits than its factorization.

538446454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15544.

The product of its digits is 921600, while the sum is 43.

The square root of 538446454 is about 23204.4490130664. The cubic root of 538446454 is about 813.5436140350.

The spelling of 538446454 in words is "five hundred thirty-eight million, four hundred forty-six thousand, four hundred fifty-four".