1240379552 has 24 divisors (see below), whose sum is σ = 2456123796. Its totient is φ = 616602112.

The previous prime is 1240379531. The next prime is 1240379579. The reversal of 1240379552 is 2559730421.

It can be written as a sum of positive squares in 2 ways, for example, as 958273936 + 282105616 = 30956^2 + 16796^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106493 + ... + 117564.

Almost surely, 2^1240379552 is an apocalyptic number.

It is an amenable number.

1240379552 is a deficient number, since it is larger than the sum of its proper divisors (1215744244).

1240379552 is a wasteful number, since it uses less digits than its factorization.

1240379552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224240 (or 224232 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 1240379552 is about 35219.0225872326. The cubic root of 1240379552 is about 1074.4466745337.

The spelling of 1240379552 in words is "one billion, two hundred forty million, three hundred seventy-nine thousand, five hundred fifty-two".