43494886 has 16 divisors (see below), whose sum is σ = 68392800. Its totient is φ = 20706048.

The previous prime is 43494877. The next prime is 43494901. The reversal of 43494886 is 68849434.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8470 + ... + 12598.

It is an arithmetic number, because the mean of its divisors is an integer number (4274550).

Almost surely, 2^43494886 is an apocalyptic number.

43494886 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

43494886 is a deficient number, since it is larger than the sum of its proper divisors (24897914).

43494886 is a wasteful number, since it uses less digits than its factorization.

43494886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383.

The product of its digits is 663552, while the sum is 46.

The square root of 43494886 is about 6595.0652764017. The cubic root of 43494886 is about 351.6787002264.

The spelling of 43494886 in words is "forty-three million, four hundred ninety-four thousand, eight hundred eighty-six".