40557154 has 16 divisors (see below), whose sum is σ = 66688416. Its totient is φ = 18345600.

The previous prime is 40557151. The next prime is 40557157. The reversal of 40557154 is 45175504.

40557154 is nontrivially palindromic in base 16.

40557154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40557151) and next prime (40557157).

It is not an unprimeable number, because it can be changed into a prime (40557151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274 + ... + 9010.

It is an arithmetic number, because the mean of its divisors is an integer number (4168026).

Almost surely, 2^40557154 is an apocalyptic number.

40557154 is a deficient number, since it is larger than the sum of its proper divisors (26131262).

40557154 is a wasteful number, since it uses less digits than its factorization.

40557154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8961.

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 40557154 is about 6368.4498898869. The cubic root of 40557154 is about 343.5757400396.

The spelling of 40557154 in words is "forty million, five hundred fifty-seven thousand, one hundred fifty-four".