462420440 has 32 divisors (see below), whose sum is σ = 1041094080. Its totient is φ = 184852992.

The previous prime is 462420407. The next prime is 462420449. The reversal of 462420440 is 44024264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (462420449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94289 + ... + 99071.

It is an arithmetic number, because the mean of its divisors is an integer number (32534190).

Almost surely, 2^462420440 is an apocalyptic number.

462420440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

462420440 is an abundant number, since it is smaller than the sum of its proper divisors (578673640).

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

462420440 is a wasteful number, since it uses less digits than its factorization.

462420440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7211 (or 7207 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 462420440 is about 21503.9633556235. The cubic root of 462420440 is about 773.2958405987.

The spelling of 462420440 in words is "four hundred sixty-two million, four hundred twenty thousand, four hundred forty".