73542838 has 16 divisors (see below), whose sum is σ = 112320000. Its totient is φ = 36108072.

The previous prime is 73542817. The next prime is 73542839. The reversal of 73542838 is 83824537.

It is a self number, because there is not a number n which added to its sum of digits gives 73542838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73542839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30273 + ... + 32611.

It is an arithmetic number, because the mean of its divisors is an integer number (7020000).

Almost surely, 2^73542838 is an apocalyptic number.

73542838 is a deficient number, since it is larger than the sum of its proper divisors (38777162).

73542838 is a wasteful number, since it uses less digits than its factorization.

73542838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619.

The product of its digits is 161280, while the sum is 40.

The square root of 73542838 is about 8575.7120987123. The cubic root of 73542838 is about 418.9673003609.

The spelling of 73542838 in words is "seventy-three million, five hundred forty-two thousand, eight hundred thirty-eight".