249348011 has 4 divisors (see below), whose sum is σ = 272016024. Its totient is φ = 226680000.

The previous prime is 249347939. The next prime is 249348067. The reversal of 249348011 is 110843942.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 249348011 - 2¹⁸ = 249085867 is a prime.

It is a super-2 number, since 2×249348011² = 124348861179312242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249348091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11333990 + ... + 11334011.

It is an arithmetic number, because the mean of its divisors is an integer number (68004006).

Almost surely, 2^249348011 is an apocalyptic number.

249348011 is a deficient number, since it is larger than the sum of its proper divisors (22668013).

249348011 is a wasteful number, since it uses less digits than its factorization.

249348011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22668012.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 249348011 is about 15790.7571382755. The cubic root of 249348011 is about 629.4124117423.

The spelling of 249348011 in words is "two hundred forty-nine million, three hundred forty-eight thousand, eleven".