46432540 has 72 divisors (see below), whose sum is σ = 122534496. Its totient is φ = 14467200.

The previous prime is 46432537. The next prime is 46432577. The reversal of 46432540 is 4523464.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 46432499 and 46432508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15570 + ... + 18310.

It is an arithmetic number, because the mean of its divisors is an integer number (1701868).

Almost surely, 2^46432540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46432540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61267248).

46432540 is an abundant number, since it is smaller than the sum of its proper divisors (76101956).

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

46432540 is a wasteful number, since it uses less digits than its factorization.

46432540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779 (or 2766 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 46432540 is about 6814.1426459974. The cubic root of 46432540 is about 359.4243371709.

The spelling of 46432540 in words is "forty-six million, four hundred thirty-two thousand, five hundred forty".