40016612 has 6 divisors (see below), whose sum is σ = 70029078. Its totient is φ = 20008304.

The previous prime is 40016611. The next prime is 40016651. The reversal of 40016612 is 21661004.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 39639616 + 376996 = 6296^2 + 614^2 .

It is not an unprimeable number, because it can be changed into a prime (40016611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5002073 + ... + 5002080.

It is an arithmetic number, because the mean of its divisors is an integer number (11671513).

Almost surely, 2^40016612 is an apocalyptic number.

It is an amenable number.

40016612 is a deficient number, since it is larger than the sum of its proper divisors (30012466).

40016612 is a wasteful number, since it uses less digits than its factorization.

40016612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10004157 (or 10004155 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 40016612 is about 6325.8684779246. The cubic root of 40016612 is about 342.0425263170.

Adding to 40016612 its reverse (21661004), we get a palindrome (61677616).

The spelling of 40016612 in words is "forty million, sixteen thousand, six hundred twelve".