245619552 has 48 divisors (see below), whose sum is σ = 645769152. Its totient is φ = 81744000.

The previous prime is 245619547. The next prime is 245619557. The reversal of 245619552 is 255916542.

It is an interprime number because it is at equal distance from previous prime (245619547) and next prime (245619557).

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 245619552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245619557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73927 + ... + 77177.

It is an arithmetic number, because the mean of its divisors is an integer number (13453524).

Almost surely, 2^245619552 is an apocalyptic number.

It is an amenable number.

245619552 is an abundant number, since it is smaller than the sum of its proper divisors (400149600).

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

245619552 is a wasteful number, since it uses less digits than its factorization.

245619552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4051 (or 4043 counting only the distinct ones).

The product of its digits is 108000, while the sum is 39.

The square root of 245619552 is about 15672.2542092706. The cubic root of 245619552 is about 626.2594779463.

The spelling of 245619552 in words is "two hundred forty-five million, six hundred nineteen thousand, five hundred fifty-two".