1455222552 has 64 divisors (see below), whose sum is σ = 4301164800. Its totient is φ = 401439360.

The previous prime is 1455222499. The next prime is 1455222557. The reversal of 1455222552 is 2552225541.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455222557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144474 + ... + 154217.

It is an arithmetic number, because the mean of its divisors is an integer number (67205700).

Almost surely, 2^1455222552 is an apocalyptic number.

1455222552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1455222552 is an abundant number, since it is smaller than the sum of its proper divisors (2845942248).

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

1455222552 is a wasteful number, since it uses less digits than its factorization.

1455222552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298736 (or 298732 counting only the distinct ones).

The product of its digits is 40000, while the sum is 33.

The square root of 1455222552 is about 38147.3793595314. The cubic root of 1455222552 is about 1133.2084532144.

The spelling of 1455222552 in words is "one billion, four hundred fifty-five million, two hundred twenty-two thousand, five hundred fifty-two".