73385427 has 4 divisors (see below), whose sum is σ = 97847240. Its totient is φ = 48923616.

The previous prime is 73385419. The next prime is 73385437. The reversal of 73385427 is 72458337.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 73385427 - 2³ = 73385419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73385407) 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, 12230902 + ... + 12230907.

It is an arithmetic number, because the mean of its divisors is an integer number (24461810).

Almost surely, 2^73385427 is an apocalyptic number.

73385427 is a deficient number, since it is larger than the sum of its proper divisors (24461813).

73385427 is a wasteful number, since it uses less digits than its factorization.

73385427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24461812.

The product of its digits is 141120, while the sum is 39.

The square root of 73385427 is about 8566.5294606392. The cubic root of 73385427 is about 418.6681678068.

The spelling of 73385427 in words is "seventy-three million, three hundred eighty-five thousand, four hundred twenty-seven".