61732260 has 48 divisors (see below), whose sum is σ = 192057600. Its totient is φ = 16461792.

The previous prime is 61732247. The next prime is 61732261. The reversal of 61732260 is 6223716.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (61732261) 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, 56620 + ... + 57699.

It is an arithmetic number, because the mean of its divisors is an integer number (4001200).

Almost surely, 2^61732260 is an apocalyptic number.

61732260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61732260 is an abundant number, since it is smaller than the sum of its proper divisors (130325340).

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

61732260 is a wasteful number, since it uses less digits than its factorization.

61732260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114337 (or 114329 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 61732260 is about 7856.9879724994. The cubic root of 61732260 is about 395.2186152973.

Adding to 61732260 its reverse (6223716), we get a palindrome (67955976).

The spelling of 61732260 in words is "sixty-one million, seven hundred thirty-two thousand, two hundred sixty".