145636212 has 24 divisors (see below), whose sum is σ = 359807616. Its totient is φ = 45689728.

The previous prime is 145636201. The next prime is 145636217. The reversal of 145636212 is 212636541.

It is a self number, because there is not a number n which added to its sum of digits gives 145636212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145636217) 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, 356748 + ... + 357155.

It is an arithmetic number, because the mean of its divisors is an integer number (14991984).

Almost surely, 2^145636212 is an apocalyptic number.

145636212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145636212 is an abundant number, since it is smaller than the sum of its proper divisors (214171404).

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

145636212 is a wasteful number, since it uses less digits than its factorization.

145636212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713927 (or 713925 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 145636212 is about 12067.9829300509. The cubic root of 145636212 is about 526.1260330164.

The spelling of 145636212 in words is "one hundred forty-five million, six hundred thirty-six thousand, two hundred twelve".