73439850 has 96 divisors (see below), whose sum is σ = 203129856. Its totient is φ = 17406400.

The previous prime is 73439843. The next prime is 73439869. The reversal of 73439850 is 5893437.

It is a junction number, because it is equal to n+sod(n) for n = 73439799 and 73439808.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 77077 + ... + 78023.

It is an arithmetic number, because the mean of its divisors is an integer number (2115936).

Almost surely, 2^73439850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73439850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101564928).

73439850 is an abundant number, since it is smaller than the sum of its proper divisors (129690006).

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

73439850 is a wasteful number, since it uses less digits than its factorization.

73439850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 73439850 is about 8569.7053624964. The cubic root of 73439850 is about 418.7716377027.

The spelling of 73439850 in words is "seventy-three million, four hundred thirty-nine thousand, eight hundred fifty".