61733232 has 120 divisors (see below), whose sum is σ = 194935440. Its totient is φ = 18691200.

The previous prime is 61733213. The next prime is 61733237. The reversal of 61733232 is 23233716.

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 = 61733196 and 61733205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61733237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51682 + ... + 52862.

It is an arithmetic number, because the mean of its divisors is an integer number (1624462).

Almost surely, 2^61733232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61733232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97467720).

61733232 is an abundant number, since it is smaller than the sum of its proper divisors (133202208).

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

61733232 is a wasteful number, since it uses less digits than its factorization.

61733232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220 (or 1197 counting only the distinct ones).

The product of its digits is 4536, while the sum is 27.

The square root of 61733232 is about 7857.0498280207. The cubic root of 61733232 is about 395.2206895800.

Adding to 61733232 its reverse (23233716), we get a palindrome (84966948).

The spelling of 61733232 in words is "sixty-one million, seven hundred thirty-three thousand, two hundred thirty-two".