40252029 has 8 divisors (see below), whose sum is σ = 55520160. Its totient is φ = 25909296.

The previous prime is 40252027. The next prime is 40252031. The reversal of 40252029 is 92025204.

It is an interprime number because it is at equal distance from previous prime (40252027) and next prime (40252031).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40252029 - 2¹ = 40252027 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40252021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231247 + ... + 231420.

It is an arithmetic number, because the mean of its divisors is an integer number (6940020).

Almost surely, 2^40252029 is an apocalyptic number.

It is an amenable number.

40252029 is a deficient number, since it is larger than the sum of its proper divisors (15268131).

40252029 is a wasteful number, since it uses less digits than its factorization.

40252029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462699.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 40252029 is about 6344.4486758110. The cubic root of 40252029 is about 342.7119585943.

The spelling of 40252029 in words is "forty million, two hundred fifty-two thousand, twenty-nine".