1554452252 has 6 divisors (see below), whose sum is σ = 2720291448. Its totient is φ = 777226124.

The previous prime is 1554452231. The next prime is 1554452281. The reversal of 1554452252 is 2522544551.

It is a super-4 number, since 4×1554452252⁴ (a number of 38 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194306528 + ... + 194306535.

It is an arithmetic number, because the mean of its divisors is an integer number (453381908).

Almost surely, 2^1554452252 is an apocalyptic number.

It is an amenable number.

1554452252 is a deficient number, since it is larger than the sum of its proper divisors (1165839196).

1554452252 is a wasteful number, since it uses less digits than its factorization.

1554452252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388613067 (or 388613065 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 1554452252 is about 39426.5424809227. The cubic root of 1554452252 is about 1158.4015468941.

The spelling of 1554452252 in words is "one billion, five hundred fifty-four million, four hundred fifty-two thousand, two hundred fifty-two".