40151434 has 16 divisors (see below), whose sum is σ = 61344000. Its totient is φ = 19706544.

The previous prime is 40151407. The next prime is 40151453. The reversal of 40151434 is 43415104.

It is a super-2 number, since 2×40151434² = 3224275304512712, which contains 22 as substring.

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, 30804 + ... + 32080.

It is an arithmetic number, because the mean of its divisors is an integer number (3834000).

Almost surely, 2^40151434 is an apocalyptic number.

40151434 is a deficient number, since it is larger than the sum of its proper divisors (21192566).

40151434 is a wasteful number, since it uses less digits than its factorization.

40151434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 40151434 is about 6336.5159196517. The cubic root of 40151434 is about 342.4262266737.

Adding to 40151434 its reverse (43415104), we get a palindrome (83566538).

The spelling of 40151434 in words is "forty million, one hundred fifty-one thousand, four hundred thirty-four".