74322001 has 4 divisors (see below), whose sum is σ = 80039092. Its totient is φ = 68604912.

The previous prime is 74321999. The next prime is 74322013. The reversal of 74322001 is 10022347.

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

It can be written as a sum of positive squares in 2 ways, for example, as 51051025 + 23270976 = 7145^2 + 4824^2 .

It is a cyclic number.

It is not a de Polignac number, because 74322001 - 2¹ = 74321999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74322001.

It is not an unprimeable number, because it can be changed into a prime (74352001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2858526 + ... + 2858551.

It is an arithmetic number, because the mean of its divisors is an integer number (20009773).

Almost surely, 2^74322001 is an apocalyptic number.

It is an amenable number.

74322001 is a deficient number, since it is larger than the sum of its proper divisors (5717091).

74322001 is a wasteful number, since it uses less digits than its factorization.

74322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5717090.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 74322001 is about 8621.0208792231. The cubic root of 74322001 is about 420.4417140468.

Adding to 74322001 its reverse (10022347), we get a palindrome (84344348).

The spelling of 74322001 in words is "seventy-four million, three hundred twenty-two thousand, one".