4965990 has 16 divisors (see below), whose sum is σ = 11918448. Its totient is φ = 1324256.

The previous prime is 4965979. The next prime is 4965991. The reversal of 4965990 is 995694.

It is a happy number.

It is a super-2 number, since 2×4965990² = 49322113360200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4965991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82737 + ... + 82796.

It is an arithmetic number, because the mean of its divisors is an integer number (744903).

Almost surely, 2^4965990 is an apocalyptic number.

4965990 is an abundant number, since it is smaller than the sum of its proper divisors (6952458).

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

4965990 is a wasteful number, since it uses less digits than its factorization.

4965990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165543.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 4965990 is about 2228.4501340618. The cubic root of 4965990 is about 170.6090037198.

The spelling of 4965990 in words is "four million, nine hundred sixty-five thousand, nine hundred ninety".