61303372 has 24 divisors (see below), whose sum is σ = 120558816. Its totient is φ = 27063168.

The previous prime is 61303331. The next prime is 61303373. The reversal of 61303372 is 27330316.

It is not an unprimeable number, because it can be changed into a prime (61303373) 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, 24433 + ... + 26824.

It is an arithmetic number, because the mean of its divisors is an integer number (5023284).

Almost surely, 2^61303372 is an apocalyptic number.

It is an amenable number.

61303372 is a deficient number, since it is larger than the sum of its proper divisors (59255444).

61303372 is a wasteful number, since it uses less digits than its factorization.

61303372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51297 (or 51295 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 61303372 is about 7829.6469907653. The cubic root of 61303372 is about 394.3012203472.

Adding to 61303372 its reverse (27330316), we get a palindrome (88633688).

The spelling of 61303372 in words is "sixty-one million, three hundred three thousand, three hundred seventy-two".