61603150 has 96 divisors (see below), whose sum is σ = 138419712. Its totient is φ = 19958400.

The previous prime is 61603147. The next prime is 61603151. The reversal of 61603150 is 5130616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61603151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 867615 + ... + 867685.

It is an arithmetic number, because the mean of its divisors is an integer number (1441872).

Almost surely, 2^61603150 is an apocalyptic number.

61603150 is an abundant number, since it is smaller than the sum of its proper divisors (76816562).

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

61603150 is a wasteful number, since it uses less digits than its factorization.

61603150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 189 counting only the distinct ones).

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

The square root of 61603150 is about 7848.7674191557. The cubic root of 61603150 is about 394.9428961942.

Adding to 61603150 its reverse (5130616), we get a palindrome (66733766).

The spelling of 61603150 in words is "sixty-one million, six hundred three thousand, one hundred fifty".