1406367542 has 16 divisors (see below), whose sum is σ = 2147558400. Its totient is φ = 690539880.

The previous prime is 1406367533. The next prime is 1406367553. The reversal of 1406367542 is 2457636041.

It is a happy number.

It is a super-2 number, since 2×1406367542² = 3955739326382243528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1406367496 and 1406367505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116867 + ... + 128337.

It is an arithmetic number, because the mean of its divisors is an integer number (134222400).

Almost surely, 2^1406367542 is an apocalyptic number.

1406367542 is a deficient number, since it is larger than the sum of its proper divisors (741190858).

1406367542 is a wasteful number, since it uses less digits than its factorization.

1406367542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12571.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 1406367542 is about 37501.5671939187. The cubic root of 1406367542 is about 1120.3824007786.

The spelling of 1406367542 in words is "one billion, four hundred six million, three hundred sixty-seven thousand, five hundred forty-two".