40327672 has 64 divisors (see below), whose sum is σ = 99843840. Its totient is φ = 14784000.

The previous prime is 40327627. The next prime is 40327687. The reversal of 40327672 is 27672304.

It is a happy number.

It is a super-2 number, since 2×40327672² = 3252642257879168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8547 + ... + 12397.

It is an arithmetic number, because the mean of its divisors is an integer number (1560060).

Almost surely, 2^40327672 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 40327672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49921920).

40327672 is an abundant number, since it is smaller than the sum of its proper divisors (59516168).

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

40327672 is a wasteful number, since it uses less digits than its factorization.

40327672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892 (or 3888 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 40327672 is about 6350.4072310364. The cubic root of 40327672 is about 342.9265029648.

Adding to 40327672 its reverse (27672304), we get a palindrome (67999976).

The spelling of 40327672 in words is "forty million, three hundred twenty-seven thousand, six hundred seventy-two".