40736212 has 12 divisors (see below), whose sum is σ = 77769216. Its totient is φ = 18516440.

The previous prime is 40736203. The next prime is 40736219. The reversal of 40736212 is 21263704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40736219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462868 + ... + 462955.

It is an arithmetic number, because the mean of its divisors is an integer number (6480768).

Almost surely, 2^40736212 is an apocalyptic number.

It is an amenable number.

40736212 is a deficient number, since it is larger than the sum of its proper divisors (37033004).

40736212 is a wasteful number, since it uses less digits than its factorization.

40736212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925838 (or 925836 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40736212 is about 6382.4926165253. The cubic root of 40736212 is about 344.0806215399.

Adding to 40736212 its reverse (21263704), we get a palindrome (61999916).

The spelling of 40736212 in words is "forty million, seven hundred thirty-six thousand, two hundred twelve".