73426020 has 24 divisors (see below), whose sum is σ = 205593024. Its totient is φ = 19580256.

The previous prime is 73425991. The next prime is 73426063. The reversal of 73426020 is 2062437.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611824 + ... + 611943.

It is an arithmetic number, because the mean of its divisors is an integer number (8566376).

Almost surely, 2^73426020 is an apocalyptic number.

It is an amenable number.

73426020 is an abundant number, since it is smaller than the sum of its proper divisors (132167004).

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

73426020 is a wasteful number, since it uses less digits than its factorization.

73426020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223779 (or 1223777 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 73426020 is about 8568.8984122815. The cubic root of 73426020 is about 418.7453487268.

Adding to 73426020 its reverse (2062437), we get a palindrome (75488457).

The spelling of 73426020 in words is "seventy-three million, four hundred twenty-six thousand, twenty".