73550052 has 24 divisors (see below), whose sum is σ = 190685600. Its totient is φ = 24516648.

The previous prime is 73550047. The next prime is 73550053. The reversal of 73550052 is 25005537.

It is a super-2 number, since 2×73550052² = 10819220298405408, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 73549998 and 73550025.

It is not an unprimeable number, because it can be changed into a prime (73550053) 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, 340402 + ... + 340617.

Almost surely, 2^73550052 is an apocalyptic number.

It is an amenable number.

73550052 is an abundant number, since it is smaller than the sum of its proper divisors (117135548).

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

73550052 is a wasteful number, since it uses less digits than its factorization.

73550052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681032 (or 681024 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 73550052 is about 8576.1326948689. The cubic root of 73550052 is about 418.9809990947.

Adding to 73550052 its reverse (25005537), we get a palindrome (98555589).

The spelling of 73550052 in words is "seventy-three million, five hundred fifty thousand, fifty-two".