731650242 has 16 divisors (see below), whose sum is σ = 1478387232. Its totient is φ = 241368960.

The previous prime is 731650211. The next prime is 731650273. The reversal of 731650242 is 242056137.

It is an interprime number because it is at equal distance from previous prime (731650211) and next prime (731650273).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627984 + ... + 629147.

It is an arithmetic number, because the mean of its divisors is an integer number (92399202).

Almost surely, 2^731650242 is an apocalyptic number.

731650242 is an abundant number, since it is smaller than the sum of its proper divisors (746736990).

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

731650242 is a wasteful number, since it uses less digits than its factorization.

731650242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257233.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 731650242 is about 27049.0340308115. The cubic root of 731650242 is about 901.0893155822.

The spelling of 731650242 in words is "seven hundred thirty-one million, six hundred fifty thousand, two hundred forty-two".