61967150 has 48 divisors (see below), whose sum is σ = 134562816. Its totient is φ = 20788320.

The previous prime is 61967117. The next prime is 61967153. The reversal of 61967150 is 5176916.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 61967150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61967153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14567 + ... + 18333.

It is an arithmetic number, because the mean of its divisors is an integer number (2803392).

Almost surely, 2^61967150 is an apocalyptic number.

61967150 is an abundant number, since it is smaller than the sum of its proper divisors (72595666).

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

61967150 is a wasteful number, since it uses less digits than its factorization.

61967150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3833 (or 3828 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 61967150 is about 7871.9216205448. The cubic root of 61967150 is about 395.7192471461.

The spelling of 61967150 in words is "sixty-one million, nine hundred sixty-seven thousand, one hundred fifty".