43245146 has 24 divisors (see below), whose sum is σ = 76032756. Its totient is φ = 18392640.

The previous prime is 43245131. The next prime is 43245173. The reversal of 43245146 is 64154234.

It can be written as a sum of positive squares in 2 ways, for example, as 41744521 + 1500625 = 6461^2 + 1225^2 .

It is a super-2 number, since 2×43245146² = 3740285305122632, which contains 22 as substring.

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11816 + ... + 15036.

Almost surely, 2^43245146 is an apocalyptic number.

43245146 is a deficient number, since it is larger than the sum of its proper divisors (32787610).

43245146 is a wasteful number, since it uses less digits than its factorization.

43245146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374 (or 3367 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 43245146 is about 6576.1041658417. The cubic root of 43245146 is about 351.0043153881.

The spelling of 43245146 in words is "forty-three million, two hundred forty-five thousand, one hundred forty-six".