126537464 has 8 divisors (see below), whose sum is σ = 237257760. Its totient is φ = 63268728.

The previous prime is 126537461. The next prime is 126537491. The reversal of 126537464 is 464735621.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126537461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7908584 + ... + 7908599.

It is an arithmetic number, because the mean of its divisors is an integer number (29657220).

Almost surely, 2^126537464 is an apocalyptic number.

It is an amenable number.

126537464 is a deficient number, since it is larger than the sum of its proper divisors (110720296).

126537464 is a wasteful number, since it uses less digits than its factorization.

126537464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15817189 (or 15817185 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 126537464 is about 11248.8872338556. The cubic root of 126537464 is about 502.0416043570.

The spelling of 126537464 in words is "one hundred twenty-six million, five hundred thirty-seven thousand, four hundred sixty-four".