126020342 has 16 divisors (see below), whose sum is σ = 219697920. Its totient is φ = 53092968.

The previous prime is 126020333. The next prime is 126020359. The reversal of 126020342 is 243020621.

It is a super-2 number, since 2×126020342² = 31762253195593928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75458 + ... + 77109.

It is an arithmetic number, because the mean of its divisors is an integer number (13731120).

Almost surely, 2^126020342 is an apocalyptic number.

126020342 is a deficient number, since it is larger than the sum of its proper divisors (93677578).

126020342 is a wasteful number, since it uses less digits than its factorization.

126020342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152635.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 126020342 is about 11225.8782284505. The cubic root of 126020342 is about 501.3567710147.

Adding to 126020342 its reverse (243020621), we get a palindrome (369040963).

The spelling of 126020342 in words is "one hundred twenty-six million, twenty thousand, three hundred forty-two".