73783542 has 32 divisors (see below), whose sum is σ = 169892352. Its totient is φ = 20925504.

The previous prime is 73783531. The next prime is 73783547. The reversal of 73783542 is 24538737.

It is a super-2 number, since 2×73783542² = 10888022140131528, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 73783542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73783547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658 + ... + 12165.

It is an arithmetic number, because the mean of its divisors is an integer number (5309136).

Almost surely, 2^73783542 is an apocalyptic number.

73783542 is an abundant number, since it is smaller than the sum of its proper divisors (96108810).

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

73783542 is a wasteful number, since it uses less digits than its factorization.

73783542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12972.

The product of its digits is 141120, while the sum is 39.

The square root of 73783542 is about 8589.7346874045. The cubic root of 73783542 is about 419.4238926637.

The spelling of 73783542 in words is "seventy-three million, seven hundred eighty-three thousand, five hundred forty-two".