43404964 has 6 divisors (see below), whose sum is σ = 75958694. Its totient is φ = 21702480.

The previous prime is 43404953. The next prime is 43404983. The reversal of 43404964 is 46940434.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33732864 + 9672100 = 5808^2 + 3110^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5425617 + ... + 5425624.

Almost surely, 2^43404964 is an apocalyptic number.

It is an amenable number.

43404964 is a deficient number, since it is larger than the sum of its proper divisors (32553730).

43404964 is a wasteful number, since it uses less digits than its factorization.

43404964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10851245 (or 10851243 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 43404964 is about 6588.2443791954. The cubic root of 43404964 is about 351.4361776899.

The spelling of 43404964 in words is "forty-three million, four hundred four thousand, nine hundred sixty-four".