40791552 has 40 divisors (see below), whose sum is σ = 108675336. Its totient is φ = 13596672.

The previous prime is 40791547. The next prime is 40791557. The reversal of 40791552 is 25519704.

It is an interprime number because it is at equal distance from previous prime (40791547) and next prime (40791557).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40791557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11743 + ... + 14814.

Almost surely, 2^40791552 is an apocalyptic number.

It is an amenable number.

40791552 is an abundant number, since it is smaller than the sum of its proper divisors (67883784).

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

40791552 is an equidigital number, since it uses as much as digits as its factorization.

40791552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26578 (or 26562 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 40791552 is about 6386.8264419820. The cubic root of 40791552 is about 344.2363618064.

The spelling of 40791552 in words is "forty million, seven hundred ninety-one thousand, five hundred fifty-two".