1826345904 has 180 divisors, whose sum is σ = 5216610312. Its totient is φ = 550440960.

The previous prime is 1826345897. The next prime is 1826345909. The reversal of 1826345904 is 4095436281.

It is a super-2 number, since 2×1826345904² = 6671078722115154432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1826345909) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13330924 + ... + 13331060.

Almost surely, 2^1826345904 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 1826345904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2608305156).

1826345904 is an abundant number, since it is smaller than the sum of its proper divisors (3390264408).

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

1826345904 is a wasteful number, since it uses less digits than its factorization.

1826345904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 1826345904 is about 42735.7684381596. The cubic root of 1826345904 is about 1222.3465328155.

The spelling of 1826345904 in words is "one billion, eight hundred twenty-six million, three hundred forty-five thousand, nine hundred four".