40425277 has 4 divisors (see below), whose sum is σ = 40532320. Its totient is φ = 40318236.

The previous prime is 40425263. The next prime is 40425299. The reversal of 40425277 is 77252404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40425277 - 2¹⁵ = 40392509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40425227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52953 + ... + 53710.

It is an arithmetic number, because the mean of its divisors is an integer number (10133080).

Almost surely, 2^40425277 is an apocalyptic number.

It is an amenable number.

40425277 is a deficient number, since it is larger than the sum of its proper divisors (107043).

40425277 is a wasteful number, since it uses less digits than its factorization.

40425277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107042.

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 40425277 is about 6358.0875269219. The cubic root of 40425277 is about 343.2029415521.

The spelling of 40425277 in words is "forty million, four hundred twenty-five thousand, two hundred seventy-seven".