1242524770 has 16 divisors (see below), whose sum is σ = 2242391040. Its totient is φ = 495710704.

The previous prime is 1242524737. The next prime is 1242524771. The reversal of 1242524770 is 774252421.

It is not an unprimeable number, because it can be changed into a prime (1242524771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158380 + ... + 166039.

It is an arithmetic number, because the mean of its divisors is an integer number (140149440).

Almost surely, 2^1242524770 is an apocalyptic number.

1242524770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1242524770 is a deficient number, since it is larger than the sum of its proper divisors (999866270).

1242524770 is a wasteful number, since it uses less digits than its factorization.

1242524770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324809.

The product of its (nonzero) digits is 31360, while the sum is 34.

The square root of 1242524770 is about 35249.4648186324. The cubic root of 1242524770 is about 1075.0657309727.

The spelling of 1242524770 in words is "one billion, two hundred forty-two million, five hundred twenty-four thousand, seven hundred seventy".