46148440 has 32 divisors (see below), whose sum is σ = 111822480. Its totient is φ = 17039232.

The previous prime is 46148437. The next prime is 46148441. The reversal of 46148440 is 4484164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46148441) 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, 43854 + ... + 44893.

Almost surely, 2^46148440 is an apocalyptic number.

46148440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46148440 is an abundant number, since it is smaller than the sum of its proper divisors (65674040).

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

46148440 is a wasteful number, since it uses less digits than its factorization.

46148440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88771 (or 88767 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 46148440 is about 6793.2643110658. The cubic root of 46148440 is about 358.6897845979.

The spelling of 46148440 in words is "forty-six million, one hundred forty-eight thousand, four hundred forty".