40214039 has 4 divisors (see below), whose sum is σ = 41600760. Its totient is φ = 38827320.

The previous prime is 40214033. The next prime is 40214047. The reversal of 40214039 is 93041204.

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

It is a cyclic number.

It is not a de Polignac number, because 40214039 - 2¹² = 40209943 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 (40214033) 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, 693317 + ... + 693374.

It is an arithmetic number, because the mean of its divisors is an integer number (10400190).

Almost surely, 2^40214039 is an apocalyptic number.

40214039 is a deficient number, since it is larger than the sum of its proper divisors (1386721).

40214039 is a wasteful number, since it uses less digits than its factorization.

40214039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386720.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 40214039 is about 6341.4540130793. The cubic root of 40214039 is about 342.6041070916.

It can be divided in two parts, 402 and 14039, that added together give a palindrome (14441).

The spelling of 40214039 in words is "forty million, two hundred fourteen thousand, thirty-nine".