650239401 has 16 divisors (see below), whose sum is σ = 998077824. Its totient is φ = 368851584.

The previous prime is 650239393. The next prime is 650239433. The reversal of 650239401 is 104932056.

It is not a de Polignac number, because 650239401 - 2³ = 650239393 is a prime.

It is a super-2 number, since 2×650239401² = 845622557225677602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (650239481) 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, 110130 + ... + 115883.

It is an arithmetic number, because the mean of its divisors is an integer number (62379864).

Almost surely, 2^650239401 is an apocalyptic number.

It is an amenable number.

650239401 is a deficient number, since it is larger than the sum of its proper divisors (347838423).

650239401 is a wasteful number, since it uses less digits than its factorization.

650239401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226160.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 650239401 is about 25499.7921756237. The cubic root of 650239401 is about 866.3454402401.

The spelling of 650239401 in words is "six hundred fifty million, two hundred thirty-nine thousand, four hundred one".