40914709 has 4 divisors (see below), whose sum is σ = 44634240. Its totient is φ = 37195180.

The previous prime is 40914691. The next prime is 40914719. The reversal of 40914709 is 90741904.

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 not a de Polignac number, because 40914709 - 2¹³ = 40906517 is a prime.

It is a super-4 number, since 4×40914709⁴ (a number of 32 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40914719) 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, 1859749 + ... + 1859770.

It is an arithmetic number, because the mean of its divisors is an integer number (11158560).

Almost surely, 2^40914709 is an apocalyptic number.

It is an amenable number.

40914709 is a deficient number, since it is larger than the sum of its proper divisors (3719531).

40914709 is a wasteful number, since it uses less digits than its factorization.

40914709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719530.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 40914709 is about 6396.4606619599. The cubic root of 40914709 is about 344.5824508109.

The spelling of 40914709 in words is "forty million, nine hundred fourteen thousand, seven hundred nine".