1452266642 has 16 divisors (see below), whose sum is σ = 2195368920. Its totient is φ = 720490368.

The previous prime is 1452266639. The next prime is 1452266659. The reversal of 1452266642 is 2466622541.

It can be written as a sum of positive squares in 4 ways, for example, as 1369074001 + 83192641 = 37001^2 + 9121^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1452266596 and 1452266605.

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, 251168 + ... + 256884.

Almost surely, 2^1452266642 is an apocalyptic number.

1452266642 is a deficient number, since it is larger than the sum of its proper divisors (743102278).

1452266642 is a wasteful number, since it uses less digits than its factorization.

1452266642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6685.

The product of its digits is 138240, while the sum is 38.

The square root of 1452266642 is about 38108.6163747780. The cubic root of 1452266642 is about 1132.4406593698.

The spelling of 1452266642 in words is "one billion, four hundred fifty-two million, two hundred sixty-six thousand, six hundred forty-two".