537947298 has 64 divisors (see below), whose sum is σ = 1373552640. Its totient is φ = 152874000.

The previous prime is 537947281. The next prime is 537947317. The reversal of 537947298 is 892749735.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68473 + ... + 75923.

It is an arithmetic number, because the mean of its divisors is an integer number (21461760).

Almost surely, 2^537947298 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537947298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (686776320).

537947298 is an abundant number, since it is smaller than the sum of its proper divisors (835605342).

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

537947298 is a wasteful number, since it uses less digits than its factorization.

537947298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7660 (or 7654 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 537947298 is about 23193.6909093831. The cubic root of 537947298 is about 813.2921432080.

The spelling of 537947298 in words is "five hundred thirty-seven million, nine hundred forty-seven thousand, two hundred ninety-eight".