73424001 has 12 divisors (see below), whose sum is σ = 113882352. Its totient is φ = 41956488.

The previous prime is 73423997. The next prime is 73424017. The reversal of 73424001 is 10042437.

It is not a de Polignac number, because 73424001 - 2² = 73423997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (73424051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249595 + ... + 249888.

It is an arithmetic number, because the mean of its divisors is an integer number (9490196).

Almost surely, 2^73424001 is an apocalyptic number.

It is an amenable number.

73424001 is a deficient number, since it is larger than the sum of its proper divisors (40458351).

73424001 is a wasteful number, since it uses less digits than its factorization.

73424001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499500 (or 499493 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 73424001 is about 8568.7806016959. The cubic root of 73424001 is about 418.7415106024.

Adding to 73424001 its reverse (10042437), we get a palindrome (83466438).

The spelling of 73424001 in words is "seventy-three million, four hundred twenty-four thousand, one".