40620332 has 12 divisors (see below), whose sum is σ = 71316336. Its totient is φ = 20244240.

The previous prime is 40620331. The next prime is 40620343. The reversal of 40620332 is 23302604.

40620332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40620332² = 3300022743580448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40620331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15083 + ... + 17570.

It is an arithmetic number, because the mean of its divisors is an integer number (5943028).

Almost surely, 2^40620332 is an apocalyptic number.

It is an amenable number.

40620332 is a deficient number, since it is larger than the sum of its proper divisors (30696004).

40620332 is a wasteful number, since it uses less digits than its factorization.

40620332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32968 (or 32966 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 40620332 is about 6373.4081934237. The cubic root of 40620332 is about 343.7540494509.

Adding to 40620332 its reverse (23302604), we get a palindrome (63922936).

The spelling of 40620332 in words is "forty million, six hundred twenty thousand, three hundred thirty-two".