1349194028 has 216 divisors, whose sum is σ = 3328138800. Its totient is φ = 472469760.

The previous prime is 1349194027. The next prime is 1349194037. The reversal of 1349194028 is 8204919431.

It is not an unprimeable number, because it can be changed into a prime (1349194027) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 43522373 + ... + 43522403.

It is an arithmetic number, because the mean of its divisors is an integer number (15408050).

Almost surely, 2^1349194028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1349194028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664069400).

1349194028 is an abundant number, since it is smaller than the sum of its proper divisors (1978944772).

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

1349194028 is a wasteful number, since it uses less digits than its factorization.

1349194028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 1349194028 is about 36731.3766145512. The cubic root of 1349194028 is about 1104.9894631237.

The spelling of 1349194028 in words is "one billion, three hundred forty-nine million, one hundred ninety-four thousand, twenty-eight".