46004978 has 4 divisors (see below), whose sum is σ = 69007470. Its totient is φ = 23002488.

The previous prime is 46004977. The next prime is 46004983. The reversal of 46004978 is 87940064.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31618129 + 14386849 = 5623^2 + 3793^2 .

It is not an unprimeable number, because it can be changed into a prime (46004977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501243 + ... + 11501246.

Almost surely, 2^46004978 is an apocalyptic number.

46004978 is a deficient number, since it is larger than the sum of its proper divisors (23002492).

46004978 is a wasteful number, since it uses less digits than its factorization.

46004978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23002491.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 46004978 is about 6782.6969562262. The cubic root of 46004978 is about 358.3177115718.

The spelling of 46004978 in words is "forty-six million, four thousand, nine hundred seventy-eight".