46978029 has 64 divisors (see below), whose sum is σ = 84602880. Its totient is φ = 25185600.

The previous prime is 46978003. The next prime is 46978033. The reversal of 46978029 is 92087964.

It is a happy number.

It is not a de Polignac number, because 46978029 - 2²⁰ = 45929453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46978069) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 438994 + ... + 439100.

It is an arithmetic number, because the mean of its divisors is an integer number (1321920).

Almost surely, 2^46978029 is an apocalyptic number.

It is an amenable number.

46978029 is a deficient number, since it is larger than the sum of its proper divisors (37624851).

46978029 is a wasteful number, since it uses less digits than its factorization.

46978029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 46978029 is about 6854.0520132255. The cubic root of 46978029 is about 360.8263655485.

The spelling of 46978029 in words is "forty-six million, nine hundred seventy-eight thousand, twenty-nine".