40969249 has 8 divisors (see below), whose sum is σ = 42211008. Its totient is φ = 39734640.

The previous prime is 40969241. The next prime is 40969273. The reversal of 40969249 is 94296904.

40969249 = T₃₀₂ + T₃₀₃ + ... + T₆₄₈.

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

It is a cyclic number.

It is not a de Polignac number, because 40969249 - 2³ = 40969241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40969241) 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, 11244 + ... + 14434.

It is an arithmetic number, because the mean of its divisors is an integer number (5276376).

Almost surely, 2^40969249 is an apocalyptic number.

It is an amenable number.

40969249 is a deficient number, since it is larger than the sum of its proper divisors (1241759).

40969249 is a wasteful number, since it uses less digits than its factorization.

40969249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3575.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 40969249 is about 6400.7225373390. The cubic root of 40969249 is about 344.7354942421.

The spelling of 40969249 in words is "forty million, nine hundred sixty-nine thousand, two hundred forty-nine".