61303152 has 40 divisors (see below), whose sum is σ = 158814736. Its totient is φ = 20376576.

The previous prime is 61303141. The next prime is 61303237. The reversal of 61303152 is 25130316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17448 + ... + 20664.

Almost surely, 2^61303152 is an apocalyptic number.

It is an amenable number.

61303152 is an abundant number, since it is smaller than the sum of its proper divisors (97511584).

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

61303152 is a wasteful number, since it uses less digits than its factorization.

61303152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3625 (or 3619 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 61303152 is about 7829.6329415880. The cubic root of 61303152 is about 394.3007486691.

Adding to 61303152 its reverse (25130316), we get a palindrome (86433468).

The spelling of 61303152 in words is "sixty-one million, three hundred three thousand, one hundred fifty-two".