1051769240 has 32 divisors (see below), whose sum is σ = 2442821760. Its totient is φ = 407136000.

The previous prime is 1051769237. The next prime is 1051769273. The reversal of 1051769240 is 429671501.

It is a super-2 number, since 2×1051769240² = 2212437068420355200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1051769240.

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, 422861 + ... + 425340.

It is an arithmetic number, because the mean of its divisors is an integer number (76338180).

Almost surely, 2^1051769240 is an apocalyptic number.

1051769240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051769240 is an abundant number, since it is smaller than the sum of its proper divisors (1391052520).

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

1051769240 is a wasteful number, since it uses less digits than its factorization.

1051769240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848243 (or 848239 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 1051769240 is about 32430.9919675609. The cubic root of 1051769240 is about 1016.9669092034.

The spelling of 1051769240 in words is "one billion, fifty-one million, seven hundred sixty-nine thousand, two hundred forty".