241890636 has 48 divisors (see below), whose sum is σ = 616926464. Its totient is φ = 73313856.

The previous prime is 241890631. The next prime is 241890641. The reversal of 241890636 is 636098142.

It is an interprime number because it is at equal distance from previous prime (241890631) and next prime (241890641).

It is a super-2 number, since 2×241890636² = 117022159568968992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 241890594 and 241890603.

It is not an unprimeable number, because it can be changed into a prime (241890631) 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, 1120 + ... + 22023.

Almost surely, 2^241890636 is an apocalyptic number.

241890636 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 241890636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308463232).

241890636 is an abundant number, since it is smaller than the sum of its proper divisors (375035828).

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

241890636 is a wasteful number, since it uses less digits than its factorization.

241890636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23230 (or 23228 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 241890636 is about 15552.8336967898. The cubic root of 241890636 is about 623.0740808190.

The spelling of 241890636 in words is "two hundred forty-one million, eight hundred ninety thousand, six hundred thirty-six".