40437134 has 4 divisors (see below), whose sum is σ = 60655704. Its totient is φ = 20218566.

The previous prime is 40437121. The next prime is 40437139. The reversal of 40437134 is 43173404.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×40437134² = 3270323612267912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40437139) 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 as a sum of consecutive naturals, namely, 10109282 + ... + 10109285.

It is an arithmetic number, because the mean of its divisors is an integer number (15163926).

Almost surely, 2^40437134 is an apocalyptic number.

40437134 is a deficient number, since it is larger than the sum of its proper divisors (20218570).

40437134 is a wasteful number, since it uses less digits than its factorization.

40437134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20218569.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 40437134 is about 6359.0198930338. The cubic root of 40437134 is about 343.2364928331.

The spelling of 40437134 in words is "forty million, four hundred thirty-seven thousand, one hundred thirty-four".