73563413 has 16 divisors (see below), whose sum is σ = 93671424. Its totient is φ = 56099760.

The previous prime is 73563409. The next prime is 73563419. The reversal of 73563413 is 31436537.

It is a cyclic number.

It is not a de Polignac number, because 73563413 - 2² = 73563409 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 73563413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73563419) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6545 + ... + 13782.

It is an arithmetic number, because the mean of its divisors is an integer number (5854464).

Almost surely, 2^73563413 is an apocalyptic number.

It is an amenable number.

73563413 is a deficient number, since it is larger than the sum of its proper divisors (20108011).

73563413 is a wasteful number, since it uses less digits than its factorization.

73563413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20392.

The product of its digits is 22680, while the sum is 32.

The square root of 73563413 is about 8576.9116236557. The cubic root of 73563413 is about 419.0063680602.

The spelling of 73563413 in words is "seventy-three million, five hundred sixty-three thousand, four hundred thirteen".