74450137 has 8 divisors (see below), whose sum is σ = 76456800. Its totient is φ = 72452640.

The previous prime is 74450093. The next prime is 74450143. The reversal of 74450137 is 73105447.

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

It is a cyclic number.

It is not a de Polignac number, because 74450137 - 2⁷ = 74450009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74450099 and 74450108.

It is not an unprimeable number, because it can be changed into a prime (74450177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16114 + ... + 20212.

It is an arithmetic number, because the mean of its divisors is an integer number (9557100).

Almost surely, 2^74450137 is an apocalyptic number.

It is an amenable number.

74450137 is a deficient number, since it is larger than the sum of its proper divisors (2006663).

74450137 is a wasteful number, since it uses less digits than its factorization.

74450137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 74450137 is about 8628.4492813019. The cubic root of 74450137 is about 420.6831983438.

The spelling of 74450137 in words is "seventy-four million, four hundred fifty thousand, one hundred thirty-seven".