4364990 has 32 divisors (see below), whose sum is σ = 9068544. Its totient is φ = 1481760.

The previous prime is 4364989. The next prime is 4364999. The reversal of 4364990 is 994634.

It is a happy number.

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 4364990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4364999) 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, 8645 + ... + 9135.

It is an arithmetic number, because the mean of its divisors is an integer number (283392).

Almost surely, 2^4364990 is an apocalyptic number.

4364990 is an abundant number, since it is smaller than the sum of its proper divisors (4703554).

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

4364990 is a wasteful number, since it uses less digits than its factorization.

4364990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 4364990 is about 2089.2558483824. The cubic root of 4364990 is about 163.4284835939.

The spelling of 4364990 in words is "four million, three hundred sixty-four thousand, nine hundred ninety".