1035778972 has 12 divisors (see below), whose sum is σ = 1812953016. Its totient is φ = 517792400.

The previous prime is 1035778957. The next prime is 1035778979. The reversal of 1035778972 is 2798775301.

It is a happy number.

It is a super-3 number, since 3×1035778972³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1035778979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3183 + ... + 45625.

It is an arithmetic number, because the mean of its divisors is an integer number (151079418).

Almost surely, 2^1035778972 is an apocalyptic number.

It is an amenable number.

1035778972 is a deficient number, since it is larger than the sum of its proper divisors (777174044).

1035778972 is a wasteful number, since it uses less digits than its factorization.

1035778972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48548 (or 48546 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 49.

The square root of 1035778972 is about 32183.5201927943. The cubic root of 1035778972 is about 1011.7868483577.

The spelling of 1035778972 in words is "one billion, thirty-five million, seven hundred seventy-eight thousand, nine hundred seventy-two".