1864275504 has 120 divisors (see below), whose sum is σ = 5960189952. Its totient is φ = 491662080.

The previous prime is 1864275493. The next prime is 1864275529. The reversal of 1864275504 is 4055724681.

It is a happy number.

1864275504 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40369 + ... + 73199.

Almost surely, 2^1864275504 is an apocalyptic number.

1864275504 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 1864275504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2980094976).

1864275504 is an abundant number, since it is smaller than the sum of its proper divisors (4095914448).

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

1864275504 is a wasteful number, since it uses less digits than its factorization.

1864275504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32875 (or 32856 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 1864275504 is about 43177.2567910468. The cubic root of 1864275504 is about 1230.7505287911.

The spelling of 1864275504 in words is "one billion, eight hundred sixty-four million, two hundred seventy-five thousand, five hundred four".