1346573970 has 320 divisors, whose sum is σ = 4389175296. Its totient is φ = 289733760.

The previous prime is 1346573929. The next prime is 1346573971. The reversal of 1346573970 is 793756431.

1346573970 is a `hidden beast` number, since 1 + 3 + 4 + 6 + 573 + 9 + 70 = 666.

It is a super-2 number, since 2×1346573970² = 3626522913363121800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1346573971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 8261109 + ... + 8261271.

Almost surely, 2^1346573970 is an apocalyptic number.

1346573970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1346573970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2194587648).

1346573970 is an abundant number, since it is smaller than the sum of its proper divisors (3042601326).

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

1346573970 is a wasteful number, since it uses less digits than its factorization.

1346573970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 45.

The square root of 1346573970 is about 36695.6941615771. The cubic root of 1346573970 is about 1104.2737240700.

The spelling of 1346573970 in words is "one billion, three hundred forty-six million, five hundred seventy-three thousand, nine hundred seventy".