40350528 has 112 divisors (see below), whose sum is σ = 124968000. Its totient is φ = 12731904.

The previous prime is 40350521. The next prime is 40350529. The reversal of 40350528 is 82505304.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40350521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32218 + ... + 33446.

Almost surely, 2^40350528 is an apocalyptic number.

40350528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40350528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62484000).

40350528 is an abundant number, since it is smaller than the sum of its proper divisors (84617472).

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

40350528 is a wasteful number, since it uses less digits than its factorization.

40350528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269 (or 1253 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 40350528 is about 6352.2065457603. The cubic root of 40350528 is about 342.9912760887.

The spelling of 40350528 in words is "forty million, three hundred fifty thousand, five hundred twenty-eight".