241223661 has 12 divisors (see below), whose sum is σ = 398210592. Its totient is φ = 137842056.

The previous prime is 241223629. The next prime is 241223737. The reversal of 241223661 is 166322142.

It is not a de Polignac number, because 241223661 - 2⁵ = 241223629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241223861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1914411 + ... + 1914536.

It is an arithmetic number, because the mean of its divisors is an integer number (33184216).

Almost surely, 2^241223661 is an apocalyptic number.

241223661 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

241223661 is a deficient number, since it is larger than the sum of its proper divisors (156986931).

241223661 is a wasteful number, since it uses less digits than its factorization.

241223661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828960 (or 3828957 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 241223661 is about 15531.3766614554. The cubic root of 241223661 is about 622.5008777265.

The spelling of 241223661 in words is "two hundred forty-one million, two hundred twenty-three thousand, six hundred sixty-one".