249442935 has 32 divisors (see below), whose sum is σ = 475960320. Its totient is φ = 109072128.

The previous prime is 249442933. The next prime is 249442961. The reversal of 249442935 is 539244942.

It is not a de Polignac number, because 249442935 - 2¹ = 249442933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249442933) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49230 + ... + 54059.

It is an arithmetic number, because the mean of its divisors is an integer number (14873760).

Almost surely, 2^249442935 is an apocalyptic number.

249442935 is a deficient number, since it is larger than the sum of its proper divisors (226517385).

249442935 is a wasteful number, since it uses less digits than its factorization.

249442935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103327.

The product of its digits is 311040, while the sum is 42.

The square root of 249442935 is about 15793.7625346211. The cubic root of 249442935 is about 629.4922716986.

The spelling of 249442935 in words is "two hundred forty-nine million, four hundred forty-two thousand, nine hundred thirty-five".