19313364 has 48 divisors (see below), whose sum is σ = 52709888. Its totient is φ = 5388768.

The previous prime is 19313339. The next prime is 19313369. The reversal of 19313364 is 46331391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19313369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 939 + ... + 6285.

Almost surely, 2^19313364 is an apocalyptic number.

19313364 is a gapful number since it is divisible by the number (14) 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 19313364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26354944).

19313364 is an abundant number, since it is smaller than the sum of its proper divisors (33396524).

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

19313364 is a wasteful number, since it uses less digits than its factorization.

19313364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5404 (or 5402 counting only the distinct ones).

The product of its digits is 5832, while the sum is 30.

The square root of 19313364 is about 4394.6972591977. The cubic root of 19313364 is about 268.2991572881.

The spelling of 19313364 in words is "nineteen million, three hundred thirteen thousand, three hundred sixty-four".