1465385402 has 16 divisors (see below), whose sum is σ = 2391568872. Its totient is φ = 669358080.

The previous prime is 1465385381. The next prime is 1465385413. The reversal of 1465385402 is 2045835641.

It can be written as a sum of positive squares in 4 ways, for example, as 599319361 + 866066041 = 24481^2 + 29429^2 .

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, 287999 + ... + 293042.

Almost surely, 2^1465385402 is an apocalyptic number.

1465385402 is a deficient number, since it is larger than the sum of its proper divisors (926183470).

1465385402 is a wasteful number, since it uses less digits than its factorization.

1465385402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581153.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 1465385402 is about 38280.3526890754. The cubic root of 1465385402 is about 1135.8403350661.

The spelling of 1465385402 in words is "one billion, four hundred sixty-five million, three hundred eighty-five thousand, four hundred two".