1969148214 has 48 divisors (see below), whose sum is σ = 4780161360. Its totient is φ = 580582080.

The previous prime is 1969148213. The next prime is 1969148221. The reversal of 1969148214 is 4128419691.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1969148214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1969148213) 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, 127069 + ... + 141720.

It is an arithmetic number, because the mean of its divisors is an integer number (99586695).

Almost surely, 2^1969148214 is an apocalyptic number.

1969148214 is an abundant number, since it is smaller than the sum of its proper divisors (2811013146).

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

1969148214 is a wasteful number, since it uses less digits than its factorization.

1969148214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268845 (or 268842 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 1969148214 is about 44375.0855097768. The cubic root of 1969148214 is about 1253.4089802846.

The spelling of 1969148214 in words is "one billion, nine hundred sixty-nine million, one hundred forty-eight thousand, two hundred fourteen".