74673398 has 8 divisors (see below), whose sum is σ = 113587920. Its totient is φ = 36810760.

The previous prime is 74673377. The next prime is 74673419. The reversal of 74673398 is 89337647.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74673377) and next prime (74673419).

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

It is a super-2 number, since 2×74673398² = 11152232737732808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262793 + ... + 263076.

It is an arithmetic number, because the mean of its divisors is an integer number (14198490).

Almost surely, 2^74673398 is an apocalyptic number.

74673398 is a deficient number, since it is larger than the sum of its proper divisors (38914522).

74673398 is a wasteful number, since it uses less digits than its factorization.

74673398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525942.

The product of its digits is 762048, while the sum is 47.

The square root of 74673398 is about 8641.3770893301. The cubic root of 74673398 is about 421.1032934879.

The spelling of 74673398 in words is "seventy-four million, six hundred seventy-three thousand, three hundred ninety-eight".