73814553 has 12 divisors (see below), whose sum is σ = 107820180. Its totient is φ = 48656256.

The previous prime is 73814551. The next prime is 73814557. The reversal of 73814553 is 35541837.

It can be written as a sum of positive squares in 2 ways, for example, as 33212169 + 40602384 = 5763^2 + 6372^2 .

It is not a de Polignac number, because 73814553 - 2¹ = 73814551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73814551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45276 + ... + 46877.

It is an arithmetic number, because the mean of its divisors is an integer number (8985015).

Almost surely, 2^73814553 is an apocalyptic number.

It is an amenable number.

73814553 is a deficient number, since it is larger than the sum of its proper divisors (34005627).

73814553 is a wasteful number, since it uses less digits than its factorization.

73814553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92248 (or 92245 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 73814553 is about 8591.5396175540. The cubic root of 73814553 is about 419.4826452987.

The spelling of 73814553 in words is "seventy-three million, eight hundred fourteen thousand, five hundred fifty-three".