46539378 has 12 divisors (see below), whose sum is σ = 100835358. Its totient is φ = 15513120.

The previous prime is 46539349. The next prime is 46539391. The reversal of 46539378 is 87393564.

46539378 is a `hidden beast` number, since 46 + 539 + 3 + 78 = 666.

It can be written as a sum of positive squares in only one way, i.e., 40793769 + 5745609 = 6387^2 + 2397^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1292743 + ... + 1292778.

Almost surely, 2^46539378 is an apocalyptic number.

46539378 is an abundant number, since it is smaller than the sum of its proper divisors (54295980).

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

46539378 is a wasteful number, since it uses less digits than its factorization.

46539378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585529 (or 2585526 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 46539378 is about 6821.9775725225. The cubic root of 46539378 is about 359.6997960258.

The spelling of 46539378 in words is "forty-six million, five hundred thirty-nine thousand, three hundred seventy-eight".