40473088 has 40 divisors (see below), whose sum is σ = 81598572. Its totient is φ = 20054016.

The previous prime is 40473029. The next prime is 40473089. The reversal of 40473088 is 88037404.

It can be written as a sum of positive squares in 2 ways, for example, as 34480384 + 5992704 = 5872^2 + 2448^2 .

It is not an unprimeable number, because it can be changed into a prime (40473089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69856 + ... + 70432.

Almost surely, 2^40473088 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 40473088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40799286).

40473088 is an abundant number, since it is smaller than the sum of its proper divisors (41125484).

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

40473088 is an equidigital number, since it uses as much as digits as its factorization.

40473088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732 (or 716 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 40473088 is about 6361.8462728991. The cubic root of 40473088 is about 343.3381903566.

The spelling of 40473088 in words is "forty million, four hundred seventy-three thousand, eighty-eight".