40029914 has 4 divisors (see below), whose sum is σ = 60044874. Its totient is φ = 20014956.

The previous prime is 40029901. The next prime is 40029961. The reversal of 40029914 is 41992004.

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

It can be written as a sum of positive squares in only one way, i.e., 39250225 + 779689 = 6265^2 + 883^2 .

It is a Curzon number.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10007477 + ... + 10007480.

Almost surely, 2^40029914 is an apocalyptic number.

40029914 is a deficient number, since it is larger than the sum of its proper divisors (20014960).

40029914 is a wasteful number, since it uses less digits than its factorization.

40029914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20014959.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 40029914 is about 6326.9197877008. The cubic root of 40029914 is about 342.0804217926.

The spelling of 40029914 in words is "forty million, twenty-nine thousand, nine hundred fourteen".