73520352 has 48 divisors (see below), whose sum is σ = 214436880. Its totient is φ = 24506496.

The previous prime is 73520341. The next prime is 73520353. The reversal of 73520352 is 25302537.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73520353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41683 + ... + 43410.

It is an arithmetic number, because the mean of its divisors is an integer number (4467435).

Almost surely, 2^73520352 is an apocalyptic number.

73520352 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73520352 is an abundant number, since it is smaller than the sum of its proper divisors (140916528).

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

73520352 is a wasteful number, since it uses less digits than its factorization.

73520352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85112 (or 85098 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 73520352 is about 8574.4009703302. The cubic root of 73520352 is about 418.9245957310.

Adding to 73520352 its reverse (25302537), we get a palindrome (98822889).

The spelling of 73520352 in words is "seventy-three million, five hundred twenty thousand, three hundred fifty-two".