73909852 has 6 divisors (see below), whose sum is σ = 129342248. Its totient is φ = 36954924.

The previous prime is 73909789. The next prime is 73909853. The reversal of 73909852 is 25890937.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 73909799 and 73909808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73909853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9238728 + ... + 9238735.

Almost surely, 2^73909852 is an apocalyptic number.

It is an amenable number.

73909852 is a deficient number, since it is larger than the sum of its proper divisors (55432396).

73909852 is a wasteful number, since it uses less digits than its factorization.

73909852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18477467 (or 18477465 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 73909852 is about 8597.0839242152. The cubic root of 73909852 is about 419.6630933874.

The spelling of 73909852 in words is "seventy-three million, nine hundred nine thousand, eight hundred fifty-two".