1394855100 has 144 divisors (see below), whose sum is σ = 4748133600. Its totient is φ = 350069760.

The previous prime is 1394855069. The next prime is 1394855123. The reversal of 1394855100 is 15584931.

1394855100 is a `hidden beast` number, since 13 + 94 + 8 + 551 + 0 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30706 + ... + 61094.

It is an arithmetic number, because the mean of its divisors is an integer number (32973150).

Almost surely, 2^1394855100 is an apocalyptic number.

1394855100 is a gapful number since it is divisible by the number (10) 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 1394855100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2374066800).

1394855100 is an abundant number, since it is smaller than the sum of its proper divisors (3353278500).

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

1394855100 is a wasteful number, since it uses less digits than its factorization.

1394855100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30429 (or 30416 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 1394855100 is about 37347.7589689127. The cubic root of 1394855100 is about 1117.3168926598.

The spelling of 1394855100 in words is "one billion, three hundred ninety-four million, eight hundred fifty-five thousand, one hundred".