126990562 has 8 divisors (see below), whose sum is σ = 190554192. Its totient is φ = 63472500.

The previous prime is 126990551. The next prime is 126990637. The reversal of 126990562 is 265099621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×126990562² = 32253205674151688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3264 + ... + 16267.

It is an arithmetic number, because the mean of its divisors is an integer number (23819274).

Almost surely, 2^126990562 is an apocalyptic number.

126990562 is a deficient number, since it is larger than the sum of its proper divisors (63563630).

126990562 is a wasteful number, since it uses less digits than its factorization.

126990562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22784.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 126990562 is about 11269.0089182678. The cubic root of 126990562 is about 502.6401176876.

The spelling of 126990562 in words is "one hundred twenty-six million, nine hundred ninety thousand, five hundred sixty-two".