61630150 has 12 divisors (see below), whose sum is σ = 114632172. Its totient is φ = 24652040.

The previous prime is 61630109. The next prime is 61630157. The reversal of 61630150 is 5103616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61630157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 616252 + ... + 616351.

It is an arithmetic number, because the mean of its divisors is an integer number (9552681).

Almost surely, 2^61630150 is an apocalyptic number.

61630150 is a deficient number, since it is larger than the sum of its proper divisors (53002022).

61630150 is a wasteful number, since it uses less digits than its factorization.

61630150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232615 (or 1232610 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 61630150 is about 7850.4872460249. The cubic root of 61630150 is about 395.0005875118. Note that the first 3 decimals are identical.

Adding to 61630150 its reverse (5103616), we get a palindrome (66733766).

The spelling of 61630150 in words is "sixty-one million, six hundred thirty thousand, one hundred fifty".