74836345 has 8 divisors (see below), whose sum is σ = 94530240. Its totient is φ = 56718000.

The previous prime is 74836337. The next prime is 74836351. The reversal of 74836345 is 54363847.

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

It is not a de Polignac number, because 74836345 - 2³ = 74836337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74836298 and 74836307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393781 + ... + 393970.

It is an arithmetic number, because the mean of its divisors is an integer number (11816280).

Almost surely, 2^74836345 is an apocalyptic number.

It is an amenable number.

74836345 is a deficient number, since it is larger than the sum of its proper divisors (19693895).

74836345 is a wasteful number, since it uses less digits than its factorization.

74836345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787775.

The product of its digits is 241920, while the sum is 40.

The square root of 74836345 is about 8650.8002519998. The cubic root of 74836345 is about 421.4093715552.

The spelling of 74836345 in words is "seventy-four million, eight hundred thirty-six thousand, three hundred forty-five".