1945368 has 48 divisors (see below), whose sum is σ = 5405400. Its totient is φ = 631680.

The previous prime is 1945337. The next prime is 1945369. The reversal of 1945368 is 8635491.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1945369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2623 + ... + 3281.

2^1945368 is an apocalyptic number.

1945368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1945368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2702700).

1945368 is an abundant number, since it is smaller than the sum of its proper divisors (3460032).

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

1945368 is a wasteful number, since it uses less digits than its factorization.

1945368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 705 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1945368 is about 1394.7644962502. The cubic root of 1945368 is about 124.8342977726.

The spelling of 1945368 in words is "one million, nine hundred forty-five thousand, three hundred sixty-eight".