74948451 has 8 divisors (see below), whose sum is σ = 102368784. Its totient is φ = 48746880.

The previous prime is 74948449. The next prime is 74948473. The reversal of 74948451 is 15484947.

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

It is not a de Polignac number, because 74948451 - 2¹ = 74948449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74948551) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 304546 + ... + 304791.

It is an arithmetic number, because the mean of its divisors is an integer number (12796098).

Almost surely, 2^74948451 is an apocalyptic number.

74948451 is a deficient number, since it is larger than the sum of its proper divisors (27420333).

74948451 is a wasteful number, since it uses less digits than its factorization.

74948451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609381.

The product of its digits is 161280, while the sum is 42.

The square root of 74948451 is about 8657.2773433684. The cubic root of 74948451 is about 421.6196924833.

The spelling of 74948451 in words is "seventy-four million, nine hundred forty-eight thousand, four hundred fifty-one".