1007649064 has 16 divisors (see below), whose sum is σ = 1889908020. Its totient is φ = 503673600.

The previous prime is 1007649047. The next prime is 1007649073. The reversal of 1007649064 is 4609467001.

It can be written as a sum of positive squares in 2 ways, for example, as 1004256100 + 3392964 = 31690^2 + 1842^2 .

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, 12592 + ... + 46624.

Almost surely, 2^1007649064 is an apocalyptic number.

It is an amenable number.

1007649064 is a deficient number, since it is larger than the sum of its proper divisors (882258956).

1007649064 is a wasteful number, since it uses less digits than its factorization.

1007649064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37740 (or 37736 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 1007649064 is about 31743.4885291456. The cubic root of 1007649064 is about 1002.5432145765.

The spelling of 1007649064 in words is "one billion, seven million, six hundred forty-nine thousand, sixty-four".