52670000 has 100 divisors (see below), whose sum is σ = 133644720. Its totient is φ = 20064000.

The previous prime is 52669993. The next prime is 52670021. The reversal of 52670000 is 7625.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 229886 + ... + 230114.

Almost surely, 2^52670000 is an apocalyptic number.

52670000 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 52670000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66822360).

52670000 is an abundant number, since it is smaller than the sum of its proper divisors (80974720).

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

52670000 is a wasteful number, since it uses less digits than its factorization.

52670000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 52670000 is about 7257.4100063315. The cubic root of 52670000 is about 374.8473452733.

Adding to 52670000 its reverse (7625), we get a palindrome (52677625).

The spelling of 52670000 in words is "fifty-two million, six hundred seventy thousand".