73461420 has 72 divisors (see below), whose sum is σ = 235950624. Its totient is φ = 18436608.

The previous prime is 73461419. The next prime is 73461439. The reversal of 73461420 is 2416437.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8944 + ... + 15063.

It is an arithmetic number, because the mean of its divisors is an integer number (3277092).

Almost surely, 2^73461420 is an apocalyptic number.

It is an amenable number.

73461420 is an abundant number, since it is smaller than the sum of its proper divisors (162489204).

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

73461420 is a wasteful number, since it uses less digits than its factorization.

73461420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24039 (or 24034 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 73461420 is about 8570.9637731121. The cubic root of 73461420 is about 418.8126327938.

Adding to 73461420 its reverse (2416437), we get a palindrome (75877857).

The spelling of 73461420 in words is "seventy-three million, four hundred sixty-one thousand, four hundred twenty".