40751424 has 140 divisors (see below), whose sum is σ = 138180064. Its totient is φ = 11632896.

The previous prime is 40751387. The next prime is 40751437. The reversal of 40751424 is 42415704.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 35727 + ... + 36849.

Almost surely, 2^40751424 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 40751424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69090032).

40751424 is an abundant number, since it is smaller than the sum of its proper divisors (97428640).

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

40751424 is a wasteful number, since it uses less digits than its factorization.

40751424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154 (or 1135 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 40751424 is about 6383.6842027155. The cubic root of 40751424 is about 344.1234458705.

The spelling of 40751424 in words is "forty million, seven hundred fifty-one thousand, four hundred twenty-four".