40849212 has 24 divisors (see below), whose sum is σ = 95429376. Its totient is φ = 13600048.

The previous prime is 40849201. The next prime is 40849213. The reversal of 40849212 is 21294804.

It is a self number, because there is not a number n which added to its sum of digits gives 40849212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40849213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12493 + ... + 15419.

It is an arithmetic number, because the mean of its divisors is an integer number (3976224).

Almost surely, 2^40849212 is an apocalyptic number.

It is an amenable number.

40849212 is an abundant number, since it is smaller than the sum of its proper divisors (54580164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40849212 is a wasteful number, since it uses less digits than its factorization.

40849212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097 (or 4095 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 40849212 is about 6391.3388268813. The cubic root of 40849212 is about 344.3984813529.

The spelling of 40849212 in words is "forty million, eight hundred forty-nine thousand, two hundred twelve".