1306262370 has 128 divisors (see below), whose sum is σ = 3729162240. Its totient is φ = 286513920.

The previous prime is 1306262333. The next prime is 1306262411. The reversal of 1306262370 is 732626031.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1162629 + ... + 1163751.

It is an arithmetic number, because the mean of its divisors is an integer number (29134080).

Almost surely, 2^1306262370 is an apocalyptic number.

1306262370 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 1306262370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1864581120).

1306262370 is an abundant number, since it is smaller than the sum of its proper divisors (2422899870).

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

1306262370 is a wasteful number, since it uses less digits than its factorization.

1306262370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 1306262370 is about 36142.2518667556. The cubic root of 1306262370 is about 1093.1425652645.

The spelling of 1306262370 in words is "one billion, three hundred six million, two hundred sixty-two thousand, three hundred seventy".