466723640 has 32 divisors (see below), whose sum is σ = 1052261280. Its totient is φ = 186310272.

The previous prime is 466723639. The next prime is 466723643. The reversal of 466723640 is 46327664.

It is a super-2 number, since 2×466723640² = 435661912269699200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 466723594 and 466723603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466723643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8522 + ... + 31718.

It is an arithmetic number, because the mean of its divisors is an integer number (32883165).

Almost surely, 2^466723640 is an apocalyptic number.

466723640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

466723640 is an abundant number, since it is smaller than the sum of its proper divisors (585537640).

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

466723640 is a wasteful number, since it uses less digits than its factorization.

466723640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23711 (or 23707 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 466723640 is about 21603.7876308762. The cubic root of 466723640 is about 775.6871546880.

The spelling of 466723640 in words is "four hundred sixty-six million, seven hundred twenty-three thousand, six hundred forty".