2351943 has 16 divisors (see below), whose sum is σ = 3801600. Its totient is φ = 1425240.

The previous prime is 2351941. The next prime is 2351963. The reversal of 2351943 is 3491532.

It is not a de Polignac number, because 2351943 - 2¹ = 2351941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2351941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3663 + ... + 4256.

It is an arithmetic number, because the mean of its divisors is an integer number (237600).

2^2351943 is an apocalyptic number.

2351943 is a deficient number, since it is larger than the sum of its proper divisors (1449657).

2351943 is a wasteful number, since it uses less digits than its factorization.

2351943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7939 (or 7933 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 2351943 is about 1533.6045774580. The cubic root of 2351943 is about 132.9869209066.

The spelling of 2351943 in words is "two million, three hundred fifty-one thousand, nine hundred forty-three".