73246421 has 32 divisors (see below), whose sum is σ = 85494528. Its totient is φ = 62346240.

The previous prime is 73246417. The next prime is 73246427. The reversal of 73246421 is 12464237.

It is a cyclic number.

It is not a de Polignac number, because 73246421 - 2² = 73246417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73246427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 882446 + ... + 882528.

It is an arithmetic number, because the mean of its divisors is an integer number (2671704).

Almost surely, 2^73246421 is an apocalyptic number.

It is an amenable number.

73246421 is a deficient number, since it is larger than the sum of its proper divisors (12248107).

73246421 is a wasteful number, since it uses less digits than its factorization.

73246421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221.

The product of its digits is 8064, while the sum is 29.

The square root of 73246421 is about 8558.4122943453. The cubic root of 73246421 is about 418.4036549279.

The spelling of 73246421 in words is "seventy-three million, two hundred forty-six thousand, four hundred twenty-one".