46886421 has 16 divisors (see below), whose sum is σ = 63714560. Its totient is φ = 30663360.

The previous prime is 46886407. The next prime is 46886429. The reversal of 46886421 is 12468864.

It is not a de Polignac number, because 46886421 - 2¹⁹ = 46362133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46886421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46886429) 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, 42351 + ... + 43443.

It is an arithmetic number, because the mean of its divisors is an integer number (3982160).

Almost surely, 2^46886421 is an apocalyptic number.

It is an amenable number.

46886421 is a deficient number, since it is larger than the sum of its proper divisors (16828139).

46886421 is a wasteful number, since it uses less digits than its factorization.

46886421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356.

The product of its digits is 73728, while the sum is 39.

The square root of 46886421 is about 6847.3659899263. The cubic root of 46886421 is about 360.5916736342.

The spelling of 46886421 in words is "forty-six million, eight hundred eighty-six thousand, four hundred twenty-one".