73473814 has 16 divisors (see below), whose sum is σ = 112458528. Its totient is φ = 35995392.

The previous prime is 73473811. The next prime is 73473833. The reversal of 73473814 is 41837437.

73473814 = 227² + 228² + ... + 614².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73473811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18144 + ... + 21820.

It is an arithmetic number, because the mean of its divisors is an integer number (7028658).

Almost surely, 2^73473814 is an apocalyptic number.

73473814 is a deficient number, since it is larger than the sum of its proper divisors (38984714).

73473814 is a wasteful number, since it uses less digits than its factorization.

73473814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3879.

The product of its digits is 56448, while the sum is 37.

The square root of 73473814 is about 8571.6867651589. The cubic root of 73473814 is about 418.8361847112.

The spelling of 73473814 in words is "seventy-three million, four hundred seventy-three thousand, eight hundred fourteen".