46978446 has 32 divisors (see below), whose sum is σ = 101806848. Its totient is φ = 14394240.

The previous prime is 46978439. The next prime is 46978471. The reversal of 46978446 is 64487964.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 46978395 and 46978404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970 + ... + 9741.

It is an arithmetic number, because the mean of its divisors is an integer number (3181464).

Almost surely, 2^46978446 is an apocalyptic number.

46978446 is an abundant number, since it is smaller than the sum of its proper divisors (54828402).

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

46978446 is a wasteful number, since it uses less digits than its factorization.

46978446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10776.

The product of its digits is 1161216, while the sum is 48.

The square root of 46978446 is about 6854.0824331197. The cubic root of 46978446 is about 360.8274331692.

The spelling of 46978446 in words is "forty-six million, nine hundred seventy-eight thousand, four hundred forty-six".