40260512 has 12 divisors (see below), whose sum is σ = 79262946. Its totient is φ = 20130240.

The previous prime is 40260503. The next prime is 40260547. The reversal of 40260512 is 21506204.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33686416 + 6574096 = 5804^2 + 2564^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 629039 + ... + 629102.

Almost surely, 2^40260512 is an apocalyptic number.

It is an amenable number.

40260512 is a deficient number, since it is larger than the sum of its proper divisors (39002434).

40260512 is a wasteful number, since it uses less digits than its factorization.

40260512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258151 (or 1258143 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40260512 is about 6345.1171777990. The cubic root of 40260512 is about 342.7360320916.

Adding to 40260512 its reverse (21506204), we get a palindrome (61766716).

The spelling of 40260512 in words is "forty million, two hundred sixty thousand, five hundred twelve".