61003250 has 64 divisors (see below), whose sum is σ = 142421760. Its totient is φ = 19008000.

The previous prime is 61003231. The next prime is 61003277. The reversal of 61003250 is 5230016.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17666 + ... + 20834.

It is an arithmetic number, because the mean of its divisors is an integer number (2225340).

Almost surely, 2^61003250 is an apocalyptic number.

61003250 is an abundant number, since it is smaller than the sum of its proper divisors (81418510).

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

61003250 is a wasteful number, since it uses less digits than its factorization.

61003250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204 (or 3194 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 61003250 is about 7810.4577330653. The cubic root of 61003250 is about 393.6567092330.

Adding to 61003250 its reverse (5230016), we get a palindrome (66233266).

The spelling of 61003250 in words is "sixty-one million, three thousand, two hundred fifty".