46404890 has 32 divisors (see below), whose sum is σ = 96816384. Its totient is φ = 15684480.

The previous prime is 46404881. The next prime is 46404893. The reversal of 46404890 is 9840464.

It is a super-4 number, since 4×46404890⁴ (a number of 32 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 46404890.

It is not an unprimeable number, because it can be changed into a prime (46404893) 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, 302 + ... + 9638.

It is an arithmetic number, because the mean of its divisors is an integer number (3025512).

Almost surely, 2^46404890 is an apocalyptic number.

46404890 is an abundant number, since it is smaller than the sum of its proper divisors (50411494).

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

46404890 is a wasteful number, since it uses less digits than its factorization.

46404890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9422.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 46404890 is about 6812.1134752733. The cubic root of 46404890 is about 359.3529787641.

The spelling of 46404890 in words is "forty-six million, four hundred four thousand, eight hundred ninety".