155267452 has 6 divisors (see below), whose sum is σ = 271718048. Its totient is φ = 77633724.

The previous prime is 155267447. The next prime is 155267491. The reversal of 155267452 is 254762551.

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, 19408428 + ... + 19408435.

Almost surely, 2^155267452 is an apocalyptic number.

It is an amenable number.

155267452 is a deficient number, since it is larger than the sum of its proper divisors (116450596).

155267452 is a wasteful number, since it uses less digits than its factorization.

155267452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38816867 (or 38816865 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 155267452 is about 12460.6360993330. The cubic root of 155267452 is about 537.4773188194.

The spelling of 155267452 in words is "one hundred fifty-five million, two hundred sixty-seven thousand, four hundred fifty-two".