46904436 has 18 divisors (see below), whose sum is σ = 118564082. Its totient is φ = 15634800.

The previous prime is 46904423. The next prime is 46904461. The reversal of 46904436 is 63440964.

It can be written as a sum of positive squares in only one way, i.e., 39614436 + 7290000 = 6294^2 + 2700^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×46904436² = 4400052232956192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1302901 = 46904436 / (4 + 6 + 9 + 0 + 4 + 4 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 46904436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 651415 + ... + 651486.

Almost surely, 2^46904436 is an apocalyptic number.

It is an amenable number.

46904436 is an abundant number, since it is smaller than the sum of its proper divisors (71659646).

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

46904436 is a wasteful number, since it uses less digits than its factorization.

46904436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302911 (or 1302906 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 46904436 is about 6848.6813329283. The cubic root of 46904436 is about 360.6378506655.

The spelling of 46904436 in words is "forty-six million, nine hundred four thousand, four hundred thirty-six".