1542270452 has 12 divisors (see below), whose sum is σ = 2704157316. Its totient is φ = 769654080.

The previous prime is 1542270439. The next prime is 1542270463. The reversal of 1542270452 is 2540722451.

It can be written as a sum of positive squares in 2 ways, for example, as 661724176 + 880546276 = 25724^2 + 29674^2 .

It is a super-2 number, since 2×1542270452² = 4757196294224568608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367943 + ... + 372110.

It is an arithmetic number, because the mean of its divisors is an integer number (225346443).

Almost surely, 2^1542270452 is an apocalyptic number.

It is an amenable number.

1542270452 is a deficient number, since it is larger than the sum of its proper divisors (1161886864).

1542270452 is a wasteful number, since it uses less digits than its factorization.

1542270452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740578 (or 740576 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 1542270452 is about 39271.7513233113. The cubic root of 1542270452 is about 1155.3675865045.

The spelling of 1542270452 in words is "one billion, five hundred forty-two million, two hundred seventy thousand, four hundred fifty-two".