74149052 has 6 divisors (see below), whose sum is σ = 129760848. Its totient is φ = 37074524.

The previous prime is 74149037. The next prime is 74149091. The reversal of 74149052 is 25094147.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9268628 + ... + 9268635.

It is an arithmetic number, because the mean of its divisors is an integer number (21626808).

Almost surely, 2^74149052 is an apocalyptic number.

It is an amenable number.

74149052 is a deficient number, since it is larger than the sum of its proper divisors (55611796).

74149052 is a wasteful number, since it uses less digits than its factorization.

74149052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18537267 (or 18537265 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 74149052 is about 8610.9843804295. The cubic root of 74149052 is about 420.1153349164.

The spelling of 74149052 in words is "seventy-four million, one hundred forty-nine thousand, fifty-two".