52407000 has 160 divisors (see below), whose sum is σ = 183474720. Its totient is φ = 13953600.

The previous prime is 52406999. The next prime is 52407001. The reversal of 52407000 is 70425.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52406999) and next prime (52407001).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52407001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 80677 + ... + 81323.

It is an arithmetic number, because the mean of its divisors is an integer number (1146717).

Almost surely, 2^52407000 is an apocalyptic number.

52407000 is a gapful number since it is divisible by the number (50) 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 52407000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91737360).

52407000 is an abundant number, since it is smaller than the sum of its proper divisors (131067720).

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

52407000 is a wasteful number, since it uses less digits than its factorization.

52407000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 52407000 is about 7239.2679187885. The cubic root of 52407000 is about 374.2223886361. Note that the first 3 decimals are identical.

Adding to 52407000 its reverse (70425), we get a palindrome (52477425).

The spelling of 52407000 in words is "fifty-two million, four hundred seven thousand".