40027672 has 8 divisors (see below), whose sum is σ = 75051900. Its totient is φ = 20013832.

The previous prime is 40027657. The next prime is 40027681. The reversal of 40027672 is 27672004.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 40027672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2501722 + ... + 2501737.

Almost surely, 2^40027672 is an apocalyptic number.

It is an amenable number.

40027672 is a deficient number, since it is larger than the sum of its proper divisors (35024228).

40027672 is a wasteful number, since it uses less digits than its factorization.

40027672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5003465 (or 5003461 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 40027672 is about 6326.7426057964. The cubic root of 40027672 is about 342.0740352469.

Adding to 40027672 its reverse (27672004), we get a palindrome (67699676).

The spelling of 40027672 in words is "forty million, twenty-seven thousand, six hundred seventy-two".