73729601 has 4 divisors (see below), whose sum is σ = 80432304. Its totient is φ = 67026900.

The previous prime is 73729597. The next prime is 73729639. The reversal of 73729601 is 10692737.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73729601 - 2² = 73729597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73729661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3351335 + ... + 3351356.

It is an arithmetic number, because the mean of its divisors is an integer number (20108076).

Almost surely, 2^73729601 is an apocalyptic number.

It is an amenable number.

73729601 is a deficient number, since it is larger than the sum of its proper divisors (6702703).

73729601 is a wasteful number, since it uses less digits than its factorization.

73729601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6702702.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 73729601 is about 8586.5942608231. The cubic root of 73729601 is about 419.3216582127.

The spelling of 73729601 in words is "seventy-three million, seven hundred twenty-nine thousand, six hundred one".