940396261 has 8 divisors (see below), whose sum is σ = 1075589120. Its totient is φ = 805416048.

The previous prime is 940396243. The next prime is 940396267. The reversal of 940396261 is 162693049.

940396261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 940396261 - 2¹⁹ = 939871973 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 (940396267) 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, 43566 + ... + 61471.

It is an arithmetic number, because the mean of its divisors is an integer number (134448640).

Almost surely, 2^940396261 is an apocalyptic number.

It is an amenable number.

940396261 is a deficient number, since it is larger than the sum of its proper divisors (135192859).

940396261 is a wasteful number, since it uses less digits than its factorization.

940396261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106323.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 940396261 is about 30665.8810569662. The cubic root of 940396261 is about 979.7237389420.

The spelling of 940396261 in words is "nine hundred forty million, three hundred ninety-six thousand, two hundred sixty-one".