40532000 has 48 divisors (see below), whose sum is σ = 99596952. Its totient is φ = 16211200.

The previous prime is 40531993. The next prime is 40532021. The reversal of 40532000 is 23504.

It can be written as a sum of positive squares in 4 ways, for example, as 18215824 + 22316176 = 4268^2 + 4724^2 .

It is a zygodrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067 + ... + 9066.

Almost surely, 2^40532000 is an apocalyptic number.

40532000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40532000 is an abundant number, since it is smaller than the sum of its proper divisors (59064952).

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

40532000 is a wasteful number, since it uses less digits than its factorization.

40532000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10158 (or 10140 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 40532000 is about 6366.4746916956. The cubic root of 40532000 is about 343.5046955126.

Adding to 40532000 its reverse (23504), we get a palindrome (40555504).

It can be divided in two parts, 405 and 32000, that multiplied together give a 4-th power (12960000 = 60⁴).

The spelling of 40532000 in words is "forty million, five hundred thirty-two thousand".