40969554 has 8 divisors (see below), whose sum is σ = 81939120. Its totient is φ = 13656516.

The previous prime is 40969543. The next prime is 40969559. The reversal of 40969554 is 45596904.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

40969554 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40969559) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3414124 + ... + 3414135.

It is an arithmetic number, because the mean of its divisors is an integer number (10242390).

Almost surely, 2^40969554 is an apocalyptic number.

40969554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40969554 is a wasteful number, since it uses less digits than its factorization.

40969554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828264.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 40969554 is about 6400.7463627299. The cubic root of 40969554 is about 344.7363497135.

The spelling of 40969554 in words is "forty million, nine hundred sixty-nine thousand, five hundred fifty-four".