1449465810 has 64 divisors (see below), whose sum is σ = 3750727680. Its totient is φ = 356371200.

The previous prime is 1449465793. The next prime is 1449465817. The reversal of 1449465810 is 185649441.

It is a super-2 number, since 2×1449465810² = 4201902268717912200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1449465817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447276 + ... + 450504.

It is an arithmetic number, because the mean of its divisors is an integer number (58605120).

Almost surely, 2^1449465810 is an apocalyptic number.

1449465810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1449465810 is an abundant number, since it is smaller than the sum of its proper divisors (2301261870).

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

1449465810 is a wasteful number, since it uses less digits than its factorization.

1449465810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4403.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 1449465810 is about 38071.8506248383. The cubic root of 1449465810 is about 1131.7121849619.

The spelling of 1449465810 in words is "one billion, four hundred forty-nine million, four hundred sixty-five thousand, eight hundred ten".