40427134 has 16 divisors (see below), whose sum is σ = 66314736. Its totient is φ = 18331200.

The previous prime is 40427087. The next prime is 40427143. The reversal of 40427134 is 43172404.

It is a junction number, because it is equal to n+sod(n) for n = 40427099 and 40427108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8044 + ... + 12064.

It is an arithmetic number, because the mean of its divisors is an integer number (4144671).

Almost surely, 2^40427134 is an apocalyptic number.

40427134 is a deficient number, since it is larger than the sum of its proper divisors (25887602).

40427134 is a wasteful number, since it uses less digits than its factorization.

40427134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4491.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 40427134 is about 6358.2335597240. The cubic root of 40427134 is about 343.2081966644.

Adding to 40427134 its reverse (43172404), we get a palindrome (83599538).

The spelling of 40427134 in words is "forty million, four hundred twenty-seven thousand, one hundred thirty-four".