40223464 has 32 divisors (see below), whose sum is σ = 78424200. Its totient is φ = 19317760.

The previous prime is 40223441. The next prime is 40223471. The reversal of 40223464 is 46432204.

It can be written as a sum of positive squares in 4 ways, for example, as 27478564 + 12744900 = 5242^2 + 3570^2 .

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, 64884 + ... + 65500.

Almost surely, 2^40223464 is an apocalyptic number.

It is an amenable number.

40223464 is a deficient number, since it is larger than the sum of its proper divisors (38200736).

40223464 is a wasteful number, since it uses less digits than its factorization.

40223464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933 (or 929 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 40223464 is about 6342.1970956444. The cubic root of 40223464 is about 342.6308704770.

Adding to 40223464 its reverse (46432204), we get a palindrome (86655668).

The spelling of 40223464 in words is "forty million, two hundred twenty-three thousand, four hundred sixty-four".