126400498 has 12 divisors (see below), whose sum is σ = 220556142. Its totient is φ = 54171600.

The previous prime is 126400489. The next prime is 126400501. The reversal of 126400498 is 894004621.

It can be written as a sum of positive squares in only one way, i.e., 125283249 + 1117249 = 11193^2 + 1057^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 644803 + ... + 644998.

Almost surely, 2^126400498 is an apocalyptic number.

126400498 is a deficient number, since it is larger than the sum of its proper divisors (94155644).

126400498 is a wasteful number, since it uses less digits than its factorization.

126400498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289817 (or 1289810 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 126400498 is about 11242.7976055784. The cubic root of 126400498 is about 501.8603999057.

The spelling of 126400498 in words is "one hundred twenty-six million, four hundred thousand, four hundred ninety-eight".