537969408 has 72 divisors (see below), whose sum is σ = 1442516208. Its totient is φ = 177979392.

The previous prime is 537969371. The next prime is 537969409. The reversal of 537969408 is 804969735.

It is a super-2 number, since 2×537969408² = 578822167887740928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (537969409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102660 + ... + 107772.

Almost surely, 2^537969408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537969408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (721258104).

537969408 is an abundant number, since it is smaller than the sum of its proper divisors (904546800).

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

537969408 is a wasteful number, since it uses less digits than its factorization.

537969408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269 (or 5255 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 537969408 is about 23194.1675427250. The cubic root of 537969408 is about 813.3032853422.

The spelling of 537969408 in words is "five hundred thirty-seven million, nine hundred sixty-nine thousand, four hundred eight".