4126690 has 16 divisors (see below), whose sum is σ = 7531128. Its totient is φ = 1627776.

The previous prime is 4126657. The next prime is 4126693. The reversal of 4126690 is 966214.

It can be written as a sum of positive squares in 4 ways, for example, as 3814209 + 312481 = 1953^2 + 559^2 .

It is a super-2 number, since 2×4126690² = 34059140712200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4126693) 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, 2097 + ... + 3556.

Almost surely, 2^4126690 is an apocalyptic number.

4126690 is a deficient number, since it is larger than the sum of its proper divisors (3404438).

4126690 is a wasteful number, since it uses less digits than its factorization.

4126690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5733.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 4126690 is about 2031.4256077937. The cubic root of 4126690 is about 160.3986154610.

The spelling of 4126690 in words is "four million, one hundred twenty-six thousand, six hundred ninety".