2355438060 has 72 divisors (see below), whose sum is σ = 7565122656. Its totient is φ = 591168000.

The previous prime is 2355438053. The next prime is 2355438067. The reversal of 2355438060 is 608345532.

It is a happy number.

2355438060 is a `hidden beast` number, since 2 + 35 + 543 + 80 + 6 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2355438053) and next prime (2355438067).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2355438067) 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, 381816 + ... + 387935.

It is an arithmetic number, because the mean of its divisors is an integer number (105071148).

Almost surely, 2^2355438060 is an apocalyptic number.

2355438060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2355438060 is an abundant number, since it is smaller than the sum of its proper divisors (5209684596).

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

2355438060 is a wasteful number, since it uses less digits than its factorization.

2355438060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769783 (or 769778 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 2355438060 is about 48532.8554692592. The cubic root of 2355438060 is about 1330.5276252819.

The spelling of 2355438060 in words is "two billion, three hundred fifty-five million, four hundred thirty-eight thousand, sixty".