1064091450 has 48 divisors (see below), whose sum is σ = 2703326976. Its totient is φ = 276835200.

The previous prime is 1064091439. The next prime is 1064091451. The reversal of 1064091450 is 541904601.

It is a happy number.

It is a super-2 number, since 2×1064091450² = 2264581227926205000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1064091451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80362 + ... + 92661.

It is an arithmetic number, because the mean of its divisors is an integer number (56319312).

Almost surely, 2^1064091450 is an apocalyptic number.

1064091450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1064091450 is an abundant number, since it is smaller than the sum of its proper divisors (1639235526).

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

1064091450 is a wasteful number, since it uses less digits than its factorization.

1064091450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173079 (or 173074 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1064091450 is about 32620.4146202957. The cubic root of 1064091450 is about 1020.9229919123.

The spelling of 1064091450 in words is "one billion, sixty-four million, ninety-one thousand, four hundred fifty".