40154552 has 8 divisors (see below), whose sum is σ = 75289800. Its totient is φ = 20077272.

The previous prime is 40154537. The next prime is 40154593. The reversal of 40154552 is 25545104.

40154552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×40154552³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2509652 + ... + 2509667.

It is an arithmetic number, because the mean of its divisors is an integer number (9411225).

Almost surely, 2^40154552 is an apocalyptic number.

It is an amenable number.

40154552 is a deficient number, since it is larger than the sum of its proper divisors (35135248).

40154552 is a wasteful number, since it uses less digits than its factorization.

40154552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019325 (or 5019321 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 40154552 is about 6336.7619491346. The cubic root of 40154552 is about 342.4350902620.

Adding to 40154552 its reverse (25545104), we get a palindrome (65699656).

The spelling of 40154552 in words is "forty million, one hundred fifty-four thousand, five hundred fifty-two".