74427854 has 4 divisors (see below), whose sum is σ = 111641784. Its totient is φ = 37213926.

The previous prime is 74427841. The next prime is 74427863. The reversal of 74427854 is 45872447.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18606962 + ... + 18606965.

It is an arithmetic number, because the mean of its divisors is an integer number (27910446).

Almost surely, 2^74427854 is an apocalyptic number.

74427854 is a deficient number, since it is larger than the sum of its proper divisors (37213930).

74427854 is a wasteful number, since it uses less digits than its factorization.

74427854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37213929.

The product of its digits is 250880, while the sum is 41.

The square root of 74427854 is about 8627.1579329464. The cubic root of 74427854 is about 420.6412238561.

The spelling of 74427854 in words is "seventy-four million, four hundred twenty-seven thousand, eight hundred fifty-four".