45641212 has 6 divisors (see below), whose sum is σ = 79872128. Its totient is φ = 22820604.

The previous prime is 45641203. The next prime is 45641213. The reversal of 45641212 is 21214654.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45641213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5705148 + ... + 5705155.

Almost surely, 2^45641212 is an apocalyptic number.

It is an amenable number.

45641212 is a deficient number, since it is larger than the sum of its proper divisors (34230916).

45641212 is a wasteful number, since it uses less digits than its factorization.

45641212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11410307 (or 11410305 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 45641212 is about 6755.8280025471. The cubic root of 45641212 is about 357.3707932839.

Adding to 45641212 its reverse (21214654), we get a palindrome (66855866).

It can be divided in two parts, 4564 and 1212, that added together give a square (5776 = 76²).

The spelling of 45641212 in words is "forty-five million, six hundred forty-one thousand, two hundred twelve".