46458840 has 64 divisors (see below), whose sum is σ = 140175360. Its totient is φ = 12318080.

The previous prime is 46458821. The next prime is 46458847. The reversal of 46458840 is 4885464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46458847) 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, 21907 + ... + 23933.

It is an arithmetic number, because the mean of its divisors is an integer number (2190240).

Almost surely, 2^46458840 is an apocalyptic number.

46458840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46458840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70087680).

46458840 is an abundant number, since it is smaller than the sum of its proper divisors (93716520).

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

46458840 is a wasteful number, since it uses less digits than its factorization.

46458840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232 (or 2228 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 46458840 is about 6816.0721827164. The cubic root of 46458840 is about 359.4921852497.

The spelling of 46458840 in words is "forty-six million, four hundred fifty-eight thousand, eight hundred forty".