40436552 has 16 divisors (see below), whose sum is σ = 81650940. Its totient is φ = 18662976.

The previous prime is 40436549. The next prime is 40436567. The reversal of 40436552 is 25563404.

It can be written as a sum of positive squares in 2 ways, for example, as 40271716 + 164836 = 6346^2 + 406^2 .

It is a super-2 number, since 2×40436552² = 3270229475297408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194303 + ... + 194510.

Almost surely, 2^40436552 is an apocalyptic number.

It is an amenable number.

40436552 is an abundant number, since it is smaller than the sum of its proper divisors (41214388).

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

40436552 is a wasteful number, since it uses less digits than its factorization.

40436552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388832 (or 388828 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 40436552 is about 6358.9741311001. The cubic root of 40436552 is about 343.2348461240.

Adding to 40436552 its reverse (25563404), we get a palindrome (65999956).

The spelling of 40436552 in words is "forty million, four hundred thirty-six thousand, five hundred fifty-two".