249010476 has 144 divisors (see below), whose sum is σ = 710002944. Its totient is φ = 66960000.

The previous prime is 249010469. The next prime is 249010493. The reversal of 249010476 is 674010942.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1649001 + ... + 1649151.

It is an arithmetic number, because the mean of its divisors is an integer number (4930576).

Almost surely, 2^249010476 is an apocalyptic number.

249010476 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249010476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355001472).

249010476 is an abundant number, since it is smaller than the sum of its proper divisors (460992468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249010476 is a wasteful number, since it uses less digits than its factorization.

249010476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 249010476 is about 15780.0657793306. The cubic root of 249010476 is about 629.1282778638.

The spelling of 249010476 in words is "two hundred forty-nine million, ten thousand, four hundred seventy-six".