1492648770 has 16 divisors (see below), whose sum is σ = 3582357120. Its totient is φ = 398039664.

The previous prime is 1492648727. The next prime is 1492648771. The reversal of 1492648770 is 778462941.

It is not an unprimeable number, because it can be changed into a prime (1492648771) 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, 24877450 + ... + 24877509.

It is an arithmetic number, because the mean of its divisors is an integer number (223897320).

Almost surely, 2^1492648770 is an apocalyptic number.

1492648770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1492648770 is an abundant number, since it is smaller than the sum of its proper divisors (2089708350).

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

1492648770 is a wasteful number, since it uses less digits than its factorization.

1492648770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49754969.

The product of its (nonzero) digits is 677376, while the sum is 48.

The square root of 1492648770 is about 38634.8129282387. The cubic root of 1492648770 is about 1142.8411665252.

The spelling of 1492648770 in words is "one billion, four hundred ninety-two million, six hundred forty-eight thousand, seven hundred seventy".