74162274 has 16 divisors (see below), whose sum is σ = 148410912. Its totient is φ = 24706368.

The previous prime is 74162273. The next prime is 74162293. The reversal of 74162274 is 47226147.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74162273) 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 7 ways as a sum of consecutive naturals, for example, 14817 + ... + 19179.

It is an arithmetic number, because the mean of its divisors is an integer number (9275682).

Almost surely, 2^74162274 is an apocalyptic number.

74162274 is an abundant number, since it is smaller than the sum of its proper divisors (74248638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74162274 is a wasteful number, since it uses less digits than its factorization.

74162274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7201.

The product of its digits is 18816, while the sum is 33.

The square root of 74162274 is about 8611.7520865385. The cubic root of 74162274 is about 420.1403045988.

The spelling of 74162274 in words is "seventy-four million, one hundred sixty-two thousand, two hundred seventy-four".