338943537 has 12 divisors (see below), whose sum is σ = 489747024. Its totient is φ = 225887640.

The previous prime is 338943487. The next prime is 338943541. The reversal of 338943537 is 735349833.

338943537 is a `hidden beast` number, since 33 + 89 + 4 + 3 + 537 = 666.

It is not a de Polignac number, because 338943537 - 2¹⁴ = 338927153 is a prime.

It is a super-2 number, since 2×338943537² = 229765442548140738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338943492 and 338943501.

It is not an unprimeable number, because it can be changed into a prime (338943547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42898 + ... + 50180.

It is an arithmetic number, because the mean of its divisors is an integer number (40812252).

Almost surely, 2^338943537 is an apocalyptic number.

It is an amenable number.

338943537 is a deficient number, since it is larger than the sum of its proper divisors (150803487).

338943537 is a wasteful number, since it uses less digits than its factorization.

338943537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12460 (or 12457 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The square root of 338943537 is about 18410.4192510654. The cubic root of 338943537 is about 697.2295509864.

The spelling of 338943537 in words is "three hundred thirty-eight million, nine hundred forty-three thousand, five hundred thirty-seven".