1352620740 has 48 divisors (see below), whose sum is σ = 3789676800. Its totient is φ = 360476160.

The previous prime is 1352620727. The next prime is 1352620751. The reversal of 1352620740 is 470262531.

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

It is a junction number, because it is equal to n+sod(n) for n = 1352620698 and 1352620707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106236 + ... + 118284.

It is an arithmetic number, because the mean of its divisors is an integer number (78951600).

Almost surely, 2^1352620740 is an apocalyptic number.

1352620740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352620740 is an abundant number, since it is smaller than the sum of its proper divisors (2437056060).

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

1352620740 is a wasteful number, since it uses less digits than its factorization.

1352620740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13932 (or 13930 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1352620740 is about 36777.9926042736. The cubic root of 1352620740 is about 1105.9241642437.

The spelling of 1352620740 in words is "one billion, three hundred fifty-two million, six hundred twenty thousand, seven hundred forty".