73838432 has 12 divisors (see below), whose sum is σ = 145369476. Its totient is φ = 36919200.

The previous prime is 73838431. The next prime is 73838461. The reversal of 73838432 is 23483837.

It is a super-2 number, since 2×73838432² = 10904228080437248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73838431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1153694 + ... + 1153757.

It is an arithmetic number, because the mean of its divisors is an integer number (12114123).

Almost surely, 2^73838432 is an apocalyptic number.

It is an amenable number.

73838432 is a deficient number, since it is larger than the sum of its proper divisors (71531044).

73838432 is a wasteful number, since it uses less digits than its factorization.

73838432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307461 (or 2307453 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 73838432 is about 8592.9291862554. The cubic root of 73838432 is about 419.5278746188.

The spelling of 73838432 in words is "seventy-three million, eight hundred thirty-eight thousand, four hundred thirty-two".