40011354 has 16 divisors (see below), whose sum is σ = 88914240. Its totient is φ = 13337100.

The previous prime is 40011347. The next prime is 40011401. The reversal of 40011354 is 45311004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 7 ways as a sum of consecutive naturals, for example, 370422 + ... + 370529.

It is an arithmetic number, because the mean of its divisors is an integer number (5557140).

Almost surely, 2^40011354 is an apocalyptic number.

40011354 is an abundant number, since it is smaller than the sum of its proper divisors (48902886).

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

40011354 is a wasteful number, since it uses less digits than its factorization.

40011354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740962 (or 740956 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 40011354 is about 6325.4528691628. The cubic root of 40011354 is about 342.0275447190.

Adding to 40011354 its reverse (45311004), we get a palindrome (85322358).

The spelling of 40011354 in words is "forty million, eleven thousand, three hundred fifty-four".