43975494 has 32 divisors (see below), whose sum is σ = 101975040. Its totient is φ = 14020776.

The previous prime is 43975469. The next prime is 43975537. The reversal of 43975494 is 49457934.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16462 + ... + 18945.

It is an arithmetic number, because the mean of its divisors is an integer number (3186720).

Almost surely, 2^43975494 is an apocalyptic number.

43975494 is an abundant number, since it is smaller than the sum of its proper divisors (57999546).

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

43975494 is a wasteful number, since it uses less digits than its factorization.

43975494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35441 (or 35435 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 43975494 is about 6631.4021141837. The cubic root of 43975494 is about 352.9692799092.

The spelling of 43975494 in words is "forty-three million, nine hundred seventy-five thousand, four hundred ninety-four".