73469136 has 80 divisors (see below), whose sum is σ = 205611840. Its totient is φ = 22471680.

The previous prime is 73469129. The next prime is 73469159. The reversal of 73469136 is 63196437.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 73469094 and 73469103.

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, 175135 + ... + 175553.

It is an arithmetic number, because the mean of its divisors is an integer number (2570148).

Almost surely, 2^73469136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73469136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102805920).

73469136 is an abundant number, since it is smaller than the sum of its proper divisors (132142704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73469136 is a wasteful number, since it uses less digits than its factorization.

73469136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724 (or 718 counting only the distinct ones).

The product of its digits is 81648, while the sum is 39.

The square root of 73469136 is about 8571.4138857017. The cubic root of 73469136 is about 418.8272955703.

The spelling of 73469136 in words is "seventy-three million, four hundred sixty-nine thousand, one hundred thirty-six".