126473240 has 32 divisors (see below), whose sum is σ = 290623680. Its totient is φ = 49512192.

The previous prime is 126473231. The next prime is 126473257. The reversal of 126473240 is 42374621.

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, 31757 + ... + 35516.

It is an arithmetic number, because the mean of its divisors is an integer number (9081990).

Almost surely, 2^126473240 is an apocalyptic number.

126473240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126473240 is an abundant number, since it is smaller than the sum of its proper divisors (164150440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126473240 is a wasteful number, since it uses less digits than its factorization.

126473240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67331 (or 67327 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 126473240 is about 11246.0321891768. The cubic root of 126473240 is about 501.9566530298.

The spelling of 126473240 in words is "one hundred twenty-six million, four hundred seventy-three thousand, two hundred forty".