73429944 has 32 divisors (see below), whose sum is σ = 209800320. Its totient is φ = 20979936.

The previous prime is 73429931. The next prime is 73429973. The reversal of 73429944 is 44992437.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 73429896 and 73429905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218374 + ... + 218709.

It is an arithmetic number, because the mean of its divisors is an integer number (6556260).

Almost surely, 2^73429944 is an apocalyptic number.

It is an amenable number.

73429944 is an abundant number, since it is smaller than the sum of its proper divisors (136370376).

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

73429944 is a wasteful number, since it uses less digits than its factorization.

73429944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437099 (or 437095 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 73429944 is about 8569.1273768103. The cubic root of 73429944 is about 418.7528080602.

The spelling of 73429944 in words is "seventy-three million, four hundred twenty-nine thousand, nine hundred forty-four".