40200512 has 56 divisors (see below), whose sum is σ = 92171520. Its totient is φ = 17192960.

The previous prime is 40200497. The next prime is 40200533. The reversal of 40200512 is 21500204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10289 + ... + 13647.

It is an arithmetic number, because the mean of its divisors is an integer number (1645920).

Almost surely, 2^40200512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40200512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46085760).

40200512 is an abundant number, since it is smaller than the sum of its proper divisors (51971008).

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

40200512 is a wasteful number, since it uses less digits than its factorization.

40200512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3389 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 40200512 is about 6340.3873698694. The cubic root of 40200512 is about 342.5656882906.

Adding to 40200512 its reverse (21500204), we get a palindrome (61700716).

The spelling of 40200512 in words is "forty million, two hundred thousand, five hundred twelve".