537206670 has 384 divisors, whose sum is σ = 1924715520. Its totient is φ = 100362240.

The previous prime is 537206639. The next prime is 537206671. The reversal of 537206670 is 76602735.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537206671) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6035986 + ... + 6036074.

It is an arithmetic number, because the mean of its divisors is an integer number (5012280).

Almost surely, 2^537206670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537206670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (962357760).

537206670 is an abundant number, since it is smaller than the sum of its proper divisors (1387508850).

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

537206670 is a wasteful number, since it uses less digits than its factorization.

537206670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 537206670 is about 23177.7192579425. The cubic root of 537206670 is about 812.9187339058.

The spelling of 537206670 in words is "five hundred thirty-seven million, two hundred six thousand, six hundred seventy".