73405607 has 8 divisors (see below), whose sum is σ = 84293760. Its totient is φ = 63219960.

The previous prime is 73405597. The next prime is 73405637. The reversal of 73405607 is 70650437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73405607 - 2¹² = 73401511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73405637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175403 + ... + 175820.

It is an arithmetic number, because the mean of its divisors is an integer number (10536720).

Almost surely, 2^73405607 is an apocalyptic number.

73405607 is a deficient number, since it is larger than the sum of its proper divisors (10888153).

73405607 is a wasteful number, since it uses less digits than its factorization.

73405607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351253.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 73405607 is about 8567.7072195541. The cubic root of 73405607 is about 418.7065403178.

The spelling of 73405607 in words is "seventy-three million, four hundred five thousand, six hundred seven".