74649383 has 8 divisors (see below), whose sum is σ = 75232800. Its totient is φ = 74068768.

The previous prime is 74649371. The next prime is 74649409. The reversal of 74649383 is 38394647.

It is a happy number.

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 74649383 - 2¹⁸ = 74387239 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 (74649343) 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, 96185 + ... + 96957.

It is an arithmetic number, because the mean of its divisors is an integer number (9404100).

Almost surely, 2^74649383 is an apocalyptic number.

74649383 is a deficient number, since it is larger than the sum of its proper divisors (583417).

74649383 is a wasteful number, since it uses less digits than its factorization.

74649383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401.

The product of its digits is 435456, while the sum is 44.

The square root of 74649383 is about 8639.9874421205. The cubic root of 74649383 is about 421.0581463085.

The spelling of 74649383 in words is "seventy-four million, six hundred forty-nine thousand, three hundred eighty-three".