74653898 has 8 divisors (see below), whose sum is σ = 122160960. Its totient is φ = 33933580.

The previous prime is 74653897. The next prime is 74653967. The reversal of 74653898 is 89835647.

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

It is not an unprimeable number, because it can be changed into a prime (74653897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1696658 + ... + 1696701.

It is an arithmetic number, because the mean of its divisors is an integer number (15270120).

Almost surely, 2^74653898 is an apocalyptic number.

74653898 is a deficient number, since it is larger than the sum of its proper divisors (47507062).

74653898 is a wasteful number, since it uses less digits than its factorization.

74653898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393372.

The product of its digits is 1451520, while the sum is 50.

The square root of 74653898 is about 8640.2487232718. The cubic root of 74653898 is about 421.0666350556.

The spelling of 74653898 in words is "seventy-four million, six hundred fifty-three thousand, eight hundred ninety-eight".